diff --git a/src/Admin/Components/Components/DataCards/ComplaintsCard.js b/src/Admin/Components/Components/DataCards/ComplaintsCard.js
index 4ac22b4eda29442a79606cc6b6a8751e718aa94a..4c3fc1337f6c2a18d26e20b9191f46bfe003ed1a 100644
--- a/src/Admin/Components/Components/DataCards/ComplaintsCard.js
+++ b/src/Admin/Components/Components/DataCards/ComplaintsCard.js
@@ -359,7 +359,7 @@ const CollectionCard = () => {
             case "User":
                 return (
                     <CardActions>
-                        <Link to={`/admin/user/${item.complainable_id}`}>
+                        <Link to={`/admin/user?id=${item.complainable_id}`}>
                             <Button
                                 variant="contained"
                                 color="primary"
diff --git a/src/Admin/Components/Components/Inputs/CreateInstitution.js b/src/Admin/Components/Components/Inputs/CreateInstitution.js
index 9520845704b1986e1cba74a687c9e84184452e91..b4f001f083f15aa192319a899cbad7dcac96421a 100644
--- a/src/Admin/Components/Components/Inputs/CreateInstitution.js
+++ b/src/Admin/Components/Components/Inputs/CreateInstitution.js
@@ -138,18 +138,21 @@ const CreateInstitution = (props) => {
                 if (data.id)
                     HandleSnack('A instituição foi criada com sucesso', true, 'success', '#228B22')
                 else {
-                    if(data.errors){
+                    if (data.errors) {
                         HandleSnack(`${data.errors[0]}`, true, 'warning', '#FA8072')
                     }
-                    if (data.name) {
-                        let nameError = "";
-                        data.name.map((msg) => (
-                            nameError = nameError + msg + " e "
-                        ))
-                        setErrorInName({
-                            error: true,
-                            message: nameError
-                        })
+                    else {
+                        if (data.name) {
+                            let nameError = "";
+                            data.name.map((msg) => (
+                                nameError = nameError + msg + " e "
+                            ))
+                            setErrorInName({
+                                error: true,
+                                message: nameError
+                            })
+                        }
+                        HandleSnack('Você precisa preencher algumas informações obrigatórias', true, 'warning', '#FFC125')
                     }
                 }
                 setIsLoading(false)
diff --git a/src/Admin/Components/Components/Inputs/CreateLanguage.js b/src/Admin/Components/Components/Inputs/CreateLanguage.js
index 4e40599bd6ab48da253d6c5b7618c71774870e73..c9a6590184ea0695d365aa6a58e3119c5dfa4051 100644
--- a/src/Admin/Components/Components/Inputs/CreateLanguage.js
+++ b/src/Admin/Components/Components/Inputs/CreateLanguage.js
@@ -123,28 +123,31 @@ const CreateLanguage = (props) => {
                 if (data.id)
                     HandleSnack('A linguagem foi criada com sucesso', true, 'success', '#228B22')
                 else {
-                    if(data.errors){
+                    if (data.errors) {
                         HandleSnack(`${data.errors[0]}`, true, 'warning', '#FA8072')
                     }
-                    if (data.name) {
-                        let nameError = "";
-                        data.name.map((msg) => (
-                            nameError = nameError + msg + " e "
-                        ))
-                        setErrorInName({
-                            error: true,
-                            message: nameError
-                        })
-                    }
-                    if (data.code) {
-                        let codeError = "";
-                        data.code.map((msg) => (
-                            codeError = codeError + msg + " e "
-                        ))
-                        setErrorInCode({
-                            error: true,
-                            message: codeError
-                        })
+                    else {
+                        if (data.name) {
+                            let nameError = "";
+                            data.name.map((msg) => (
+                                nameError = nameError + msg + " e "
+                            ))
+                            setErrorInName({
+                                error: true,
+                                message: nameError
+                            })
+                        }
+                        if (data.code) {
+                            let codeError = "";
+                            data.code.map((msg) => (
+                                codeError = codeError + msg + " e "
+                            ))
+                            setErrorInCode({
+                                error: true,
+                                message: codeError
+                            })
+                        }
+                        HandleSnack('Você precisa preencher algumas informações obrigatórias', true, 'warning', '#FFC125')
                     }
                 }
                 setIsLoading(false)
diff --git a/src/Admin/Components/Components/Inputs/CreateRole.js b/src/Admin/Components/Components/Inputs/CreateRole.js
index 042616ca42bef887952fc897dfd57483ff8d170c..94afb02479f83a1f9830f659c77d478247a62c26 100644
--- a/src/Admin/Components/Components/Inputs/CreateRole.js
+++ b/src/Admin/Components/Components/Inputs/CreateRole.js
@@ -124,18 +124,21 @@ const CreateRole = (props) => {
                 if (data.id)
                     HandleSnack('A role foi criada com sucesso!', true, 'success', '#228B22')
                 else {
-                    if(data.errors){
+                    if (data.errors) {
                         HandleSnack(`${data.errors[0]}`, true, 'warning', '#FA8072')
                     }
-                    if (data.name) {
-                        let errorName = "";
-                        data.name.map((err) => (
-                            errorName = errorName + err + " e "
-                        ))
-                        setErrorInName({
-                            error: true,
-                            message: errorName
-                        })
+                    else {
+                        if (data.name) {
+                            let errorName = "";
+                            data.name.map((err) => (
+                                errorName = errorName + err + " e "
+                            ))
+                            setErrorInName({
+                                error: true,
+                                message: errorName
+                            })
+                        }
+                        HandleSnack('Você precisa preencher algumas informações obrigatórias', true, 'warning', '#FFC125')
                     }
                 }
                 setIsLoading(false)
diff --git a/src/Admin/Components/Components/Inputs/EditRoles.js b/src/Admin/Components/Components/Inputs/EditRoles.js
index d08e14b223a4562385206878d12e971ef2bc6dec..4b3aa488a8d6f8d2334d29a55680b49ed8020787 100644
--- a/src/Admin/Components/Components/Inputs/EditRoles.js
+++ b/src/Admin/Components/Components/Inputs/EditRoles.js
@@ -161,15 +161,18 @@ const EditLanguage = () => {
                     if (data.errors) {
                         HandleSnack(`${data.errors[0]}`, true, 'warning', '#FA8072')
                     }
-                    if (data.name) {
-                        let errorName = "";
-                        data.name.map((err) => (
-                            errorName = errorName + err + " e "
-                        ))
-                        setErrorInName({
-                            error: true,
-                            message: errorName
-                        })
+                    else {
+                        HandleSnack('Você precisa preencher algumas informações obrigatórias', true, 'warning', '#FFC125')
+                        if (data.name) {
+                            let errorName = "";
+                            data.name.map((err) => (
+                                errorName = errorName + err + " e "
+                            ))
+                            setErrorInName({
+                                error: true,
+                                message: errorName
+                            })
+                        }
                     }
                 }
                 setIsLoading(false)
diff --git a/src/Admin/Components/Components/Inputs/EmailInputs.js b/src/Admin/Components/Components/Inputs/EmailInputs.js
index 438b27cb4442b0a48c7d922945d21d75ae44ba2a..f75e8b482316ff43cea4ddff066ef9896ef81798 100644
--- a/src/Admin/Components/Components/Inputs/EmailInputs.js
+++ b/src/Admin/Components/Components/Inputs/EmailInputs.js
@@ -34,8 +34,6 @@ import { postRequest } from '../../../../Components/HelperFunctions/getAxiosConf
 import ClassicEditor from "@ckeditor/ckeditor5-build-classic"
 import { CKEditor } from '@ckeditor/ckeditor5-react';
 
-let sendToAll = false;
-
 const useStyles = makeStyles((theme) => ({
     root: {
         display: 'flex',
@@ -52,11 +50,13 @@ const useStyles = makeStyles((theme) => ({
 
 const EmailInputs = (props) => {
     const classes = useStyles();
-    const [option, setOption] = useState("Todos os usuários"); //labels of the text field 'to'
-    const [index, setIndex] = useState(0); //Used to display something above the text field 'to' depending on what the user clicks
+    const [option, setOption] = useState(props.email ? "Emails" : "All"); //labels of the text field 'to'
+    const [isToEmails, setIsToEmails] = useState(props.email ? true : false)
+    const [isToAll, setIsToAll] = useState(props.email ? false : true)
+    const [isToRoles, setIsToRoles] = useState(false)
 
     // Capture th text insert by the user in the fields
-    const [emails, setEmails] = useState(props.email === "none" ? "" : props.email);
+    const [emails, setEmails] = useState(props.email ? props.email : "");
     const [emailsAdress, setEmailsAdress] = useState([]);
     const [subject, setSubject] = useState("");
     const [message, setMessage] = useState("");
@@ -153,12 +153,22 @@ const EmailInputs = (props) => {
 
     const handleChange = (e) => {
         const value = e.target.value;
-        if (value === "All") {
-            sendToAll = true;
-        } else {
-            sendToAll = false;
+        if (value === 'All') {
+            setIsToAll(true)
+            setIsToEmails(false)
+            setIsToRoles(false)
+        }
+        if (value === 'Emails') {
+            setIsToEmails(true)
+            setIsToRoles(false)
+            setIsToAll(false)
+        }
+        if (value === 'Roles') {
+            setIsToRoles(true)
+            setIsToAll(false)
+            setIsToEmails(false)
         }
-        setOption(value);
+        setOption(value)
     };
 
     const handleChangeCheckBox = (i) => {
@@ -188,7 +198,7 @@ const EmailInputs = (props) => {
 
     const OnKeyPressHandler = (key) => {
         if (key === 13) {
-            if (!isEmpty(emails)) {
+            if (!itsEmpty(emails)) {
                 if (emails.includes("@")) {
                     const arr = [...emailsAdress];
                     arr.push(emails);
@@ -218,10 +228,6 @@ const EmailInputs = (props) => {
         setEmailsAdress(copyEmail);
     };
 
-    const isEmpty = (text) => {
-        return text.length === 0 ? true : false;
-    };
-
     // Handle snack infos
     const HandleSnack = (message, state, icon, color) => {
         setSnackInfo({
@@ -238,44 +244,100 @@ const EmailInputs = (props) => {
         setEmailsAdress([]);
     };
 
+    const itsEmpty = (obj) => {
+        return obj.length === 0
+    }
+
     const submitRequest = async () => {
-        // setIsSending(true);
-        const rolesArr = [];
-        for (let index = 0; index < roles.length; index++) {
-            const role = roles[index]
-            if (role.isChecked)
-                rolesArr.push(role.value)
-        }
+        setIsSending(true);
 
+        const rolesArr = [];
         const api = `/email`;
         const body = {
             "email": {
-                "all_users": sendToAll,
+                "all_users": isToAll,
                 "subject": subject,
                 "body": message,
-                "emails": emailsAdress,
-                "roles": rolesArr,
+                "emails": isToEmails ? emailsAdress : [],
+                "roles": isToRoles ? rolesArr : [],
             },
         };
-        postRequest(
-            api,
-            body,
-            (data, header) => {
-                HandleSnack(
-                    "O email foi enviado com sucesso",
-                    true,
-                    "success",
-                    "#228B22"
-                );
-                setIsSending(false);
-                CleanFields();
-            },
-            (error) => {
-                HandleSnack("Ocorreu algum erro", true, "warning", "#FA8072");
-                setIsSending(false);
-                CleanFields();
-            }
-        )
+
+        for (let index = 0; index < roles.length; index++) {
+            const role = roles[index]
+            if (role.isChecked)
+                rolesArr.push(role.value)
+        }
+
+        if (isToRoles && !itsEmpty(rolesArr) && !itsEmpty(subject) && !itsEmpty(body))
+            postRequest(
+                api,
+                body,
+                (data, header) => {
+                    HandleSnack(
+                        "O email foi enviado com sucesso",
+                        true,
+                        "success",
+                        "#228B22"
+                    );
+                    setIsSending(false);
+                    CleanFields();
+                },
+                (error) => {
+                    HandleSnack("Ocorreu algum erro", true, "warning", "#FA8072");
+                    setIsSending(false);
+                    CleanFields();
+                }
+            )
+        else if (isToEmails && !itsEmpty(emailsAdress) && !itsEmpty(subject) && !itsEmpty(body))
+            postRequest(
+                api,
+                body,
+                (data, header) => {
+                    HandleSnack(
+                        "O email foi enviado com sucesso",
+                        true,
+                        "success",
+                        "#228B22"
+                    );
+                    setIsSending(false);
+                    CleanFields();
+                },
+                (error) => {
+                    HandleSnack("Ocorreu algum erro", true, "warning", "#FA8072");
+                    setIsSending(false);
+                    CleanFields();
+                }
+            )
+        else if (isToAll && !itsEmpty(emailsAdress) && !itsEmpty(subject) && !itsEmpty(body))
+            postRequest(
+                api,
+                body,
+                (data, header) => {
+                    HandleSnack(
+                        "O email foi enviado com sucesso",
+                        true,
+                        "success",
+                        "#228B22"
+                    );
+                    setIsSending(false);
+                    CleanFields();
+                },
+                (error) => {
+                    HandleSnack("Ocorreu algum erro", true, "warning", "#FA8072");
+                    setIsSending(false);
+                    CleanFields();
+                }
+            )
+        else {
+            HandleSnack(
+                "Você precisa preencher todos os campos!",
+                true,
+                "warning",
+                "#FFC125"
+            );
+            setIsSending(false);
+        }
     };
 
     return (
@@ -327,7 +389,6 @@ const EmailInputs = (props) => {
                 >
                     {options.map((option, index) => (
                         <MenuItem
-                            onClick={() => setIndex(index)}
                             key={option.value}
                             value={option.value}
                         >
@@ -336,8 +397,8 @@ const EmailInputs = (props) => {
                     ))}
                 </TextField>
                 <div style={{ height: "1em" }} />
-
-                {index === 0 ? null : index === 1 ? (
+                {
+                    isToRoles &&
                     <FormGroup style={{ marginBottom: "1em" }}>
                         {roles.map((role, index) => (
                             <FormControlLabel
@@ -354,45 +415,45 @@ const EmailInputs = (props) => {
                             />
                         ))}
                     </FormGroup>
-                ) : (
-                        <>
-                            <div
-                                style={{
-                                    display: "flex",
-                                    flexDirection: "row",
-                                    flexWrap: "wrap",
-                                    justifyContent: "Space-between",
-                                    marginBottom: "1em"
-                                }}
-                            >
-                                {emailsAdress.map((email, index) => (
-                                    <li key={index} style={{ listStyleType: "none", marginBottom: "0.5em" }}>
-                                        <Chip
-                                            label={email}
-                                            onDelete={() => HandleDelete(index)}
-                                            classes={classes.chip}
-                                        />
-                                    </li>
-                                ))}
-                            </div>
-
-                            <TextField
-                                id="outlined-input"
-                                label="Emails"
-                                rows={1}
-                                error={errorInEmails.error}
-                                helperText={errorInEmails.message}
-                                value={emails}
-                                onKeyPress={(key) => OnKeyPressHandler(key.which)}
-                                onChange={EmailsHandler}
-                                // onBlur={ShowEmails}
-                                placeholder="Digite um email por vez e pressione Enter"
-                                variant="outlined"
-                                style={{ marginBottom: "1em" }}
-                            />
-                        </>
-                    )}
-
+                }
+                {
+                    isToEmails &&
+                    <>
+                        <div
+                            style={{
+                                display: "flex",
+                                flexDirection: "row",
+                                flexWrap: "wrap",
+                                justifyContent: "Space-between",
+                                marginBottom: "1em"
+                            }}
+                        >
+                            {emailsAdress.map((email, index) => (
+                                <li key={index} style={{ listStyleType: "none", marginBottom: "0.5em" }}>
+                                    <Chip
+                                        label={email}
+                                        onDelete={() => HandleDelete(index)}
+                                        classes={classes.chip}
+                                    />
+                                </li>
+                            ))}
+                        </div>
+                        <TextField
+                            id="outlined-input"
+                            label="Emails"
+                            rows={1}
+                            error={errorInEmails.error}
+                            helperText={errorInEmails.message}
+                            value={emails}
+                            onKeyPress={(key) => OnKeyPressHandler(key.which)}
+                            onChange={EmailsHandler}
+                            // onBlur={ShowEmails}
+                            placeholder="Digite um email por vez e pressione Enter"
+                            variant="outlined"
+                            style={{ marginBottom: "1em" }}
+                        />
+                    </>
+                }
                 <TextField
                     id="outlined-input"
                     label="Assunto"
@@ -403,7 +464,7 @@ const EmailInputs = (props) => {
                     onChange={SubjectHandler}
                     variant="outlined"
                 />
-            </form>
+            </form >
 
             <div style={{ height: "1em" }} />
 
@@ -432,10 +493,10 @@ const EmailInputs = (props) => {
                     color="primary"
                     startIcon={<SendRoundedIcon />}
                 >
-                    {isSending ? <CircularProgress /> : "Enviar"}
+                    {isSending ? <CircularProgress size={24} /> : "Enviar"}
                 </Button>
             </div>
-        </div>
+        </div >
     );
 };
 
diff --git a/src/Admin/Components/Components/Inputs/IntitutionsInputs.js b/src/Admin/Components/Components/Inputs/IntitutionsInputs.js
index 47031b7b9ff32d85315348767544275ef45ac193..148f006fd401c3e485beb476954f6a324f7d25d3 100644
--- a/src/Admin/Components/Components/Inputs/IntitutionsInputs.js
+++ b/src/Admin/Components/Components/Inputs/IntitutionsInputs.js
@@ -37,10 +37,10 @@ import { EditFilter, GetAData } from '../../../Filters';
 //Routers
 import { Link } from 'react-router-dom';
 
-let id;
-
 const EditInstitution = () => {
     const { state } = useContext(Store);
+    const urlParams = new URLSearchParams(window.location.search);
+    const id = urlParams.get("institution");
 
     const [error, setError] = useState(null); //Necessary to consult the API, catch errors
     const [isLoaded, setIsLoaded] = useState(false); //Necessary to consult the API, wait until complete
@@ -148,15 +148,18 @@ const EditInstitution = () => {
                     if (data.errors) {
                         HandleSnack(`${data.errors[0]}`, true, 'warning', '#FA8072')
                     }
-                    if (data.name) {
-                        let errorName = "";
-                        data.name.map((err) => (
-                            errorName = errorName + err + " e "
-                        ))
-                        setErrorInName({
-                            error: true,
-                            message: errorName
-                        })
+                    else {
+                        HandleSnack('Você precisa preencher algumas informações obrigatórias', true, 'warning', '#FFC125')
+                        if (data.name) {
+                            let errorName = "";
+                            data.name.map((err) => (
+                                errorName = errorName + err + " e "
+                            ))
+                            setErrorInName({
+                                error: true,
+                                message: errorName
+                            })
+                        }
                     }
                 }
                 setIsLoading(false)
@@ -209,8 +212,7 @@ const EditInstitution = () => {
     ]
 
     useEffect(() => {
-        const urlParams = new URLSearchParams(window.location.search);
-        const id = urlParams.get("institution");
+
         getRequest(
             GetAData("institutions", id),
             (data, header) => {
diff --git a/src/Admin/Components/Components/Inputs/NoteVarInputs.js b/src/Admin/Components/Components/Inputs/NoteVarInputs.js
index 3cc63a702065bdf5b35bc1eef5f1af8989eeec2b..3c1542ec851b700c0b53755592659fd2a7f9cd21 100644
--- a/src/Admin/Components/Components/Inputs/NoteVarInputs.js
+++ b/src/Admin/Components/Components/Inputs/NoteVarInputs.js
@@ -166,28 +166,31 @@ const NoteVarInputs = () => {
                 if (data.id)
                     HandleSnack('A variável de nota foi atualizada com sucesso!', true, 'success', '#228B22')
                 else {
-                    if(data.errors){
+                    if (data.errors) {
                         HandleSnack(`${data.errors[0]}`, true, 'warning', '#FA8072')
                     }
-                    if (data.name) {
-                        let errorName = "";
-                        data.name.map((err) => (
-                            errorName = errorName + err + " e "
-                        ))
-                        setErrorInName({
-                            error: true,
-                            message: errorName
-                        })
-                    }
-                    if(data.weight){
-                        let weightError = ""; 
-                        data.weight.map((err) => (
-                            weightError = weightError + err + " e "
-                        ))
-                        setErrorInWeight({
-                            error: true, 
-                            message : weightError
-                        })
+                    else {
+                        HandleSnack('Você precisa preencher algumas informações obrigatórias', true, 'warning', '#FFC125')
+                        if (data.name) {
+                            let errorName = "";
+                            data.name.map((err) => (
+                                errorName = errorName + err + " e "
+                            ))
+                            setErrorInName({
+                                error: true,
+                                message: errorName
+                            })
+                        }
+                        if (data.weight) {
+                            let weightError = "";
+                            data.weight.map((err) => (
+                                weightError = weightError + err + " e "
+                            ))
+                            setErrorInWeight({
+                                error: true,
+                                message: weightError
+                            })
+                        }
                     }
                 }
                 setIsLoading(false)
diff --git a/src/Admin/Pages/AdminLabelTabs/LabelTabs.js b/src/Admin/Pages/AdminLabelTabs/LabelTabs.js
index 9b2894cdd76621ad349aa9fa4fd02012c25e1e7e..54b2a0fdf2dfd40bbef4f5d36ee15c9d6b95f486 100644
--- a/src/Admin/Pages/AdminLabelTabs/LabelTabs.js
+++ b/src/Admin/Pages/AdminLabelTabs/LabelTabs.js
@@ -119,7 +119,7 @@ const TabsItens = [
     },
     {
         label: "Enviar email",
-        href: '/admin/sendEmail?email=none',
+        href: '/admin/sendEmail',
         icon: <EmailRoundedIcon style={{ fill: blue }} />,
     },
 ];
diff --git a/src/Admin/Pages/Pages/SubPages/Activity.js b/src/Admin/Pages/Pages/SubPages/Activity.js
index 54d37dc49c7cc536855b7d26a08aa82a61502c2b..c87c1b25fd2b7ce07aac8c36adf11909a794cd9a 100644
--- a/src/Admin/Pages/Pages/SubPages/Activity.js
+++ b/src/Admin/Pages/Pages/SubPages/Activity.js
@@ -393,7 +393,7 @@ const Activity = () => {
                   </StyledTableCell>
                 </StyledTableRow>
               ) : (
-                  <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                  <StyledTableRow key={new Date().toISOString() + index}>
                     <StyledTableCell component="th" scope="row">
                       {DisplayDate(row.created_at)}
                     </StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/AproveTeacher.js b/src/Admin/Pages/Pages/SubPages/AproveTeacher.js
index 8fae644f5c26e5aa072f16a14bf578081629f986..b8f7203ab10a3c0dfbb9ee471b47b77acd2ffe35 100644
--- a/src/Admin/Pages/Pages/SubPages/AproveTeacher.js
+++ b/src/Admin/Pages/Pages/SubPages/AproveTeacher.js
@@ -691,7 +691,7 @@ const AproveTeacher = () => {
                     </StyledTableRow>
                   ) : (
                       <StyledTableRow
-                        key={new Date().toISOString() + row.created_at}
+                        key={new Date().toISOString() + index}
                         style={{ flex: 1, width: "100%" }}
                       >
                         <StyledTableCell component="th" scope="row">
diff --git a/src/Admin/Pages/Pages/SubPages/BlockedUsers.js b/src/Admin/Pages/Pages/SubPages/BlockedUsers.js
index e6083f390eda6f8eb98cd943907216ec56968dcb..84a4419b44d2cbb0a7c3d485b9c0b840fabd2014 100644
--- a/src/Admin/Pages/Pages/SubPages/BlockedUsers.js
+++ b/src/Admin/Pages/Pages/SubPages/BlockedUsers.js
@@ -459,7 +459,7 @@ const BlockedUsers = () => {
 
                   :
 
-                  <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                  <StyledTableRow key={new Date().toISOString() + index}>
                     <StyledTableCell component="th" scope="row">{row.id}</StyledTableCell>
                     <StyledTableCell align="right">
                       {BlockStatus(row.state)}
diff --git a/src/Admin/Pages/Pages/SubPages/Collections.js b/src/Admin/Pages/Pages/SubPages/Collections.js
index b312aa5306aa8feaca26308fa44e3c9e40931752..dd15cbaefc69bf3b14657d8c13393f05b9c0edf0 100644
--- a/src/Admin/Pages/Pages/SubPages/Collections.js
+++ b/src/Admin/Pages/Pages/SubPages/Collections.js
@@ -538,7 +538,7 @@ const Collections = () => {
                     </StyledTableCell>
                   </StyledTableRow>
                 ) : (
-                    <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                    <StyledTableRow key={new Date().toISOString() + index}>
                       <StyledTableCell component="th" scope="row">
                         {row.name}
                       </StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/CommunityQuestions.js b/src/Admin/Pages/Pages/SubPages/CommunityQuestions.js
index 029c566aa70ca0564e1ac9341716f02bf8e5a155..4c93b941127ab8009536a7ada106ca0791ffec23 100644
--- a/src/Admin/Pages/Pages/SubPages/CommunityQuestions.js
+++ b/src/Admin/Pages/Pages/SubPages/CommunityQuestions.js
@@ -478,7 +478,7 @@ const CommunityQuestion = () => {
                   </StyledTableCell>
                 </StyledTableRow>
               ) : (
-                  <StyledTableRow key={index}>
+                  <StyledTableRow key={new Date().toISOString() + index}>
                     <StyledTableCell component="th" scope="row">
                       {row.id}
                     </StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/Complaints.js b/src/Admin/Pages/Pages/SubPages/Complaints.js
index 2c8dff2e776f72dd9bcfa6f3318edb3b5a27aa61..d03514dc91f170cd84c4807e42c5f4d643de036e 100644
--- a/src/Admin/Pages/Pages/SubPages/Complaints.js
+++ b/src/Admin/Pages/Pages/SubPages/Complaints.js
@@ -574,7 +574,7 @@ const Complaints = () => {
                     </StyledTableRow>
                   ) : (
                       <StyledTableRow
-                        key={new Date().toISOString() + row.created_at}
+                        key={new Date().toISOString() + index}
                         style={{ flex: 1, width: "100%" }}
                       >
                         <StyledTableCell component="th" scope="row">
diff --git a/src/Admin/Pages/Pages/SubPages/EducationalObjects.js b/src/Admin/Pages/Pages/SubPages/EducationalObjects.js
index 612272ca0f7b7187e9426ef3fbc3e2145fda3692..69d0dfc326b54a0f970a6e98e905dddff7f0f41f 100644
--- a/src/Admin/Pages/Pages/SubPages/EducationalObjects.js
+++ b/src/Admin/Pages/Pages/SubPages/EducationalObjects.js
@@ -144,7 +144,7 @@ const EducationalObjects = () => {
           HandleSnack("Ocorreu algum erro", true, "warning", "#FA8072");
         else {
           HandleSnack(
-            "A instituição foi deletada com sucesso",
+            "O objeto educacional foi deletada com sucesso",
             true,
             "success",
             "#228B22"
@@ -534,7 +534,7 @@ const EducationalObjects = () => {
                     </StyledTableCell>
                   </StyledTableRow>
                 ) : (
-                    <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                    <StyledTableRow key={new Date().toISOString() + index}>
                       <StyledTableCell component="th" scope="row">
                         {DisplayDate(row.created_at)}
                       </StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/Institutions.js b/src/Admin/Pages/Pages/SubPages/Institutions.js
index 93d0af1a1cc4f7c6a789f85351ff5d593e37f3e8..7f713b9e4f42d42c906092fc0c3e1baccbdb1080 100644
--- a/src/Admin/Pages/Pages/SubPages/Institutions.js
+++ b/src/Admin/Pages/Pages/SubPages/Institutions.js
@@ -548,7 +548,7 @@ const Institutions = () => {
                     </StyledTableCell>
                   </StyledTableRow>
                 ) : (
-                    <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                    <StyledTableRow key={new Date().toISOString() + index}>
                       <StyledTableCell component="th" scope="row">
                         {row.id}
                       </StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/Languages.js b/src/Admin/Pages/Pages/SubPages/Languages.js
index 3f68cbf4c89e4f21c0ae2edcb55ab68682dfbdb8..c38ac1e1015d1ad352f23e597ee85240c4e28a2c 100644
--- a/src/Admin/Pages/Pages/SubPages/Languages.js
+++ b/src/Admin/Pages/Pages/SubPages/Languages.js
@@ -381,7 +381,7 @@ const Languages = () => {
 
                   :
 
-                  <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                  <StyledTableRow key={new Date().toISOString() + index}>
                     <StyledTableCell component="th" scope="row">{row.id}</StyledTableCell>
                     <StyledTableCell align="right">{row.name}</StyledTableCell>
                     <StyledTableCell align="right">{row.code}</StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/NoteVariables.js b/src/Admin/Pages/Pages/SubPages/NoteVariables.js
index 71b6abc844244a1a11f0ae8a944744bf965ac3f1..1ad35f99a8c2a8c5a7e8340acfbd1d9551ec5473 100644
--- a/src/Admin/Pages/Pages/SubPages/NoteVariables.js
+++ b/src/Admin/Pages/Pages/SubPages/NoteVariables.js
@@ -297,7 +297,7 @@ const NoteVariables = () => {
 
                   :
 
-                  <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                  <StyledTableRow key={new Date().toISOString() + index}>
                     <StyledTableCell component="th" scope="row">{row.id}</StyledTableCell>
                     <StyledTableCell align="right">{row.name}</StyledTableCell>
                     <StyledTableCell align="right">{row.code}</StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/Permissions.js b/src/Admin/Pages/Pages/SubPages/Permissions.js
index d8484ac19455a2e558736d5366ed3df129d84850..787ac0de2893aeaa4107d7c57d3ef43935fe78dd 100644
--- a/src/Admin/Pages/Pages/SubPages/Permissions.js
+++ b/src/Admin/Pages/Pages/SubPages/Permissions.js
@@ -384,7 +384,7 @@ const UserPermissions = () => {
 
                   :
 
-                  <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                  <StyledTableRow key={new Date().toISOString() + index}>
                     <StyledTableCell component="th" scope="row">{row.id}</StyledTableCell>
                     <StyledTableCell align="right">{row.name}</StyledTableCell>
                     <StyledTableCell align="right">{row.description}</StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/Questions.js b/src/Admin/Pages/Pages/SubPages/Questions.js
index 296c62d7ac95288b3ad708de3d0dcb993fd6a6d6..ca32e0cd11a506134b40c2801dde53209d615cb2 100644
--- a/src/Admin/Pages/Pages/SubPages/Questions.js
+++ b/src/Admin/Pages/Pages/SubPages/Questions.js
@@ -391,7 +391,7 @@ const Questions = () => {
 
                   :
 
-                  <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                  <StyledTableRow key={new Date().toISOString() + index}>
                     <StyledTableCell component="th" scope="row">{row.id}</StyledTableCell>
                     <StyledTableCell align="right">{DisplayDate(row.created_at)}</StyledTableCell>
                     <StyledTableCell align="right">{row.description}</StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/Rating.js b/src/Admin/Pages/Pages/SubPages/Rating.js
index 71f648dd790a531298570cc2a3076d00d2d30f87..22d57d409dfe56f9b649f36c9ad4b67d10cd923c 100644
--- a/src/Admin/Pages/Pages/SubPages/Rating.js
+++ b/src/Admin/Pages/Pages/SubPages/Rating.js
@@ -380,7 +380,7 @@ const Ratings = () => {
 
                   :
 
-                  <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                  <StyledTableRow key={new Date().toISOString() + index}>
                     <StyledTableCell component="th" scope="row">{row.id}</StyledTableCell>
                     <StyledTableCell align="right">{row.name}</StyledTableCell>
                     <StyledTableCell align="right">{row.description}</StyledTableCell>
diff --git a/src/Admin/Pages/Pages/SubPages/Users.js b/src/Admin/Pages/Pages/SubPages/Users.js
index 95e8d38f4ec1b5202813854ec2aefe8a68c5c238..cb31af1e213e65b7c8d13be01fb48c68a75dd190 100644
--- a/src/Admin/Pages/Pages/SubPages/Users.js
+++ b/src/Admin/Pages/Pages/SubPages/Users.js
@@ -516,7 +516,7 @@ const Users = () => {
 
                   :
 
-                  <StyledTableRow key={new Date().toISOString() + row.created_at}>
+                  <StyledTableRow key={new Date().toISOString() + index}>
                     <StyledTableCell component="th" scope="row">{row.id}</StyledTableCell>
                     <StyledTableCell align="right">{row.name}</StyledTableCell>
                     <StyledTableCell align="right">{row.email ? row.email : ""}</StyledTableCell>
diff --git a/src/env.js b/src/env.js
index b7359157e1c0e9d260976bbe2b2545a2e0ca51b0..82bf229b11fe78f3cb5ff8a58d096eec156cedf2 100644
--- a/src/env.js
+++ b/src/env.js
@@ -17,7 +17,7 @@ You should have received a copy of the GNU Affero General Public License
 along with Plataforma Integrada MEC.  If not, see <http://www.gnu.org/licenses/>.*/
 
 
-var apiDomain = 'https://api.portalmec.c3sl.ufpr.br',
+var apiDomain = 'https://api.portalmectest.c3sl.ufpr.br',
     apiVersion = 'v1',
     apiUrl = apiDomain + '/' + apiVersion;