change error message key

src/controllers/dashboard/encodingsettings.js

@@ -81,7 +81,7 @@ import libraryMenu from 'libraryMenu';
                     updateEncoder(form);
                 }, function () {
                     import('alert').then(({default: alert}) => {
-                        alert(globalize.translate('MessageDefaultError'));
+                        alert(globalize.translate('ErrorDefault'));
                     });
 
                     Dashboard.processServerConfigurationUpdateResult();

src/controllers/dashboard/general.js

@@ -52,7 +52,7 @@ import 'emby-button';
                 });
             }, function () {
                 import('alert').then(({default: alert}) => {
-                    alert(globalize.translate('MessageDefaultError'));
+                    alert(globalize.translate('ErrorDefault'));
                 });
 
                 Dashboard.processServerConfigurationUpdateResult();

src/controllers/dashboard/users/usernew.js

@@ -89,7 +89,7 @@ import 'emby-checkbox';
             });
         }, function (response) {
             import('toast').then(({default: toast}) => {
-                toast(globalize.translate('MessageDefaultError'));
+                toast(globalize.translate('ErrorDefault'));
             });
 
             loading.hide();