diff --git a/server/controllers/admin.js b/server/controllers/admin.js
index 2ba7eebd..dd8975b6 100644
--- a/server/controllers/admin.js
+++ b/server/controllers/admin.js
@@ -167,11 +167,11 @@ router.post('/users/create', (req, res) => {
 
 router.post('/users/:id', (req, res) => {
   if (!res.locals.rights.manage) {
-    return res.status(401).json({ msg: 'Unauthorized' })
+    return res.status(401).json({ msg: lang.t('errors:unauthorized') })
   }
 
   if (!validator.isMongoId(req.params.id)) {
-    return res.status(400).json({ msg: 'Invalid User ID' })
+    return res.status(400).json({ msg: lang.t('errors:invaliduserid') })
   }
 
   return db.User.findById(req.params.id).then((usr) => {
@@ -180,7 +180,7 @@ router.post('/users/:id', (req, res) => {
     if (usr.provider === 'local' && req.body.password !== '********') {
       let nPwd = _.trim(req.body.password)
       if (nPwd.length < 6) {
-        return Promise.reject(new Error('New Password too short!'))
+        return Promise.reject(new Error(lang.t('errors:newpasswordtooshort')))
       } else {
         return db.User.hashPassword(nPwd).then((pwd) => {
           usr.password = pwd
@@ -208,11 +208,11 @@ router.post('/users/:id', (req, res) => {
  */
 router.delete('/users/:id', (req, res) => {
   if (!res.locals.rights.manage) {
-    return res.status(401).json({ msg: 'Unauthorized' })
+    return res.status(401).json({ msg: lang.t('errors:unauthorized') })
   }
 
   if (!validator.isMongoId(req.params.id)) {
-    return res.status(400).json({ msg: 'Invalid User ID' })
+    return res.status(400).json({ msg: lang.t('errors:invaliduserid') })
   }
 
   return db.User.findByIdAndRemove(req.params.id).then(() => {
diff --git a/server/controllers/uploads.js b/server/controllers/uploads.js
index 6e834507..437f8ec3 100644
--- a/server/controllers/uploads.js
+++ b/server/controllers/uploads.js
@@ -40,7 +40,7 @@ router.post('/img', lcdata.uploadImgHandler, (req, res, next) => {
 
   upl.validateUploadsFolder(destFolder).then((destFolderPath) => {
     if (!destFolderPath) {
-      res.json({ ok: false, msg: 'Invalid Folder' })
+      res.json({ ok: false, msg: lang.t('errors:invalidfolder') })
       return true
     }
 
@@ -58,7 +58,7 @@ router.post('/img', lcdata.uploadImgHandler, (req, res, next) => {
 
         let mimeInfo = fileType(buf)
         if (!_.includes(['image/png', 'image/jpeg', 'image/gif', 'image/webp'], mimeInfo.mime)) {
-          return Promise.reject(new Error('Invalid file type.'))
+          return Promise.reject(new Error(lang.t('errors:invalidfiletype')))
         }
         return true
       }).then(() => {
@@ -97,7 +97,7 @@ router.post('/file', lcdata.uploadFileHandler, (req, res, next) => {
 
   upl.validateUploadsFolder(destFolder).then((destFolderPath) => {
     if (!destFolderPath) {
-      res.json({ ok: false, msg: 'Invalid Folder' })
+      res.json({ ok: false, msg: lang.t('errors:invalidfolder') })
       return true
     }
 
diff --git a/server/locales/en/errors.json b/server/locales/en/errors.json
index 97b1f842..6f7cbc01 100644
--- a/server/locales/en/errors.json
+++ b/server/locales/en/errors.json
@@ -1,16 +1,19 @@
 {
-  "generic": "Oops, something went wrong",
-  "notexistdetail": "Would you like to create this entry?",
+  "alreadyexists": "This entry already exists!",
+  "debugmsg": "Detailed debug trail",
   "forbidden": "Forbidden",
   "forbiddendetail": "Sorry, you don't have the necessary permissions to access this page.",
-  "unauthorized": "Unauthorized",
-  "debugmsg": "Detailed debug trail",
+  "generic": "Oops, something went wrong",
   "invalidaction": "Invalid Action.",
+  "invalidfiletype": "Invalid File Type.",
+  "invalidfolder": "Invalid Folder.",
   "invalidpath": "Invalid page path.",
   "invaliduserid": "Invalid User Id",
+  "newpasswordtooshort": "New password is too short!",
+  "notexistdetail": "Would you like to create this entry?",
   "reservedname": "You cannot create a document with this name as it is reserved by the system.",
-  "alreadyexists": "This entry already exists!",
   "starterfailed": "Could not load starter content!",
+  "unauthorized": "Unauthorized",
   "actions": {
     "create": "Create",
     "gohome": "Go Home",