diff --git a/build-install-package b/build-install-package
index 48320e2216baee1ebe9c3d9afa18effeda361d57..56247beee66f2b288b9d12d7b6e1fc3e447a7783 100755
--- a/build-install-package
+++ b/build-install-package
@@ -50,7 +50,7 @@ test "$5" = '""' || PPASSWD=$5
 
 # Check if $INEP is empty
 if test -z "${INEP}"; then
-    printf "ERROR: Empty INEP.\n"
+    printf "ERROR (1): Empty INEP.\n"
     exit 1
 fi
 # -----------------------------------------------------------------------------
@@ -59,9 +59,9 @@ printf "Checking SEED2-run files integrity... "
 
 for FILE in $(find "${MD5DIR}" -type f); do
     if ! check_file_integrity "${FILE}"; then
-        printf "ERROR: File(s) corrupted. Please, re-create integrity or %b"
+        printf "ERROR (2): File(s) corrupted. Please, re-create integrity or %b"
                "rebuild the agent files.\n"
-        exit 1
+        exit 2
     fi
 done
 
@@ -78,8 +78,8 @@ mkdir -p "/tmp/${INEP}"
 # Copy the agent files to the temporary directory where the installation package
 # will be generated
 if ! cp -r "${AGENT_FILES}/SEED2-run" "/tmp/${INEP}/SEED2"; then
-    printf "ERROR: Failed to copy agent files.\n"
-    exit 2
+    printf "ERROR (3): Failed to copy agent files.\n"
+    exit 3
 fi
 
 # Create client conf directory and the inep file with the school INEP
@@ -112,9 +112,9 @@ md5sum "${FILE}" |cut -d' ' -f1 > \
 
 # Copy the bootstrap-install to the temporary directory
 if ! cp -r "${AGENT_FILES}/${BOOTSTRAP}" "/tmp/${INEP}"; then
-    printf "ERROR: Failed to copy ${BOOTSTRAP} to the %b" \
+    printf "ERROR (4): Failed to copy ${BOOTSTRAP} to the %b" \
            "temporary directory.\n"
-    exit 3
+    exit 4
 fi
 
 printf "done.\n"
@@ -126,8 +126,8 @@ printf "Packaging... "
 
 cd "/tmp/${INEP}"
 if ! tar -czf SEED2.tgz SEED2; then
-    printf "ERROR: Failed to compress the agent package.\n"
-    exit 4
+    printf "ERROR (5): Failed to compress the agent package.\n"
+    exit 5
 fi
 
 # Create the tar md5 and compute the bootstrap lines
diff --git a/build-update-package b/build-update-package
index 31a317e13f2fe945c00946f5e100484f6f20544e..9af5fedad26f979dc429f0f7a191e3055eb69ac0 100755
--- a/build-update-package
+++ b/build-update-package
@@ -35,7 +35,7 @@ MD5DIRESC="$(echo ${MD5DIR} | sed "s/\./\\\./g")"
 
 # Get the configuration
 if ! source "${PREFIX}/buildpackage.conf" 2> /dev/null; then
-    printf "ERROR: Failed to load buildpackage.conf.\n"
+    printf "ERROR (1): Failed to load buildpackage.conf.\n"
     exit 1
 fi
 
@@ -56,8 +56,8 @@ printf "====================\n\nStarting to build the package...\n\n"
 
 # Check the readability of version file and get the version
 if ! test -r "${VERSIONFILE}"; then
-    printf "ERROR: The version file is not readable. Aborting...\n"
-    exit 1
+    printf "ERROR (2): The version file is not readable. Aborting...\n"
+    exit 2
 fi
 VERSION=$(cat ${VERSIONFILE})
 
@@ -73,9 +73,9 @@ printf "Checking SEED2-run files integrity... "
 
 for FILE in $(find "${MD5DIR}" -type f); do
     if ! check_file_integrity "${FILE}"; then
-        printf "ERROR: File(s) corrupted. Please, re-create integrity or %b"
+        printf "ERROR (3): File(s) corrupted. Please, re-create integrity or %b"
                "rebuild the agent files.\n"
-        exit 1
+        exit 3
     fi
 done
 
@@ -87,8 +87,8 @@ printf "Compressing SEED2-run files... "
 
 TARFILE=$(tempfile --prefix=SEED2-tar)
 if ! tar -czf "${TARFILE}" SEED2-run; then
-    printf "ERROR: Failed to compress the agent files.\n"
-    exit 2
+    printf "ERROR (4): Failed to compress the agent files.\n"
+    exit 4
 fi
 cd - &> /dev/null