diff --git a/guacamole/src/main/webapp/app/client/controllers/clientController.js b/guacamole/src/main/webapp/app/client/controllers/clientController.js
index b522568b7..9827de1e6 100644
--- a/guacamole/src/main/webapp/app/client/controllers/clientController.js
+++ b/guacamole/src/main/webapp/app/client/controllers/clientController.js
@@ -578,7 +578,9 @@ angular.module('client').controller('clientController', ['$scope', '$routeParams
          || connectionState === ManagedClientState.ConnectionState.WAITING) {
             guacNotification.showStatus({
                 title: "CLIENT.DIALOG_HEADER_CONNECTING",
-                text: "CLIENT.TEXT_CLIENT_STATUS_" + connectionState.toUpperCase()
+                text: {
+                    key : "CLIENT.TEXT_CLIENT_STATUS_" + connectionState.toUpperCase()
+                }
             });
         }
 
@@ -595,7 +597,9 @@ angular.module('client').controller('clientController', ['$scope', '$routeParams
             notifyConnectionClosed({
                 className : "error",
                 title     : "CLIENT.DIALOG_HEADER_CONNECTION_ERROR",
-                text      : "CLIENT.ERROR_CLIENT_" + errorName,
+                text      : {
+                    key : "CLIENT.ERROR_CLIENT_" + errorName
+                },
                 countdown : countdown,
                 actions   : actions
             });
@@ -615,7 +619,9 @@ angular.module('client').controller('clientController', ['$scope', '$routeParams
             notifyConnectionClosed({
                 className : "error",
                 title     : "CLIENT.DIALOG_HEADER_CONNECTION_ERROR",
-                text      : "CLIENT.ERROR_TUNNEL_" + errorName,
+                text      : {
+                    key : "CLIENT.ERROR_TUNNEL_" + errorName
+                },
                 countdown : countdown,
                 actions   : actions
             });
@@ -626,7 +632,9 @@ angular.module('client').controller('clientController', ['$scope', '$routeParams
         else if (connectionState === ManagedClientState.ConnectionState.DISCONNECTED) {
             notifyConnectionClosed({
                 title   : "CLIENT.DIALOG_HEADER_DISCONNECTED",
-                text    : "CLIENT.TEXT_CLIENT_STATUS_" + connectionState.toUpperCase(),
+                text    : {
+                    key : "CLIENT.TEXT_CLIENT_STATUS_" + connectionState.toUpperCase()
+                },
                 actions : actions
             });
         }
diff --git a/guacamole/src/main/webapp/app/index/controllers/indexController.js b/guacamole/src/main/webapp/app/index/controllers/indexController.js
index 25e6b6190..e17ecee1f 100644
--- a/guacamole/src/main/webapp/app/index/controllers/indexController.js
+++ b/guacamole/src/main/webapp/app/index/controllers/indexController.js
@@ -38,7 +38,7 @@ angular.module('index').controller('indexController', ['$scope', '$injector',
      * The message to display to the user as instructions for the login
      * process.
      *
-     * @type String
+     * @type TranslatableMessage
      */
     $scope.loginHelpText = null;
 
@@ -160,7 +160,7 @@ angular.module('index').controller('indexController', ['$scope', '$injector',
     $scope.$on('guacInsufficientCredentials', function loginInsufficient(event, parameters, error) {
         $scope.page.title = 'APP.NAME';
         $scope.page.bodyClassName = '';
-        $scope.loginHelpText = error.message;
+        $scope.loginHelpText = error.translatableMessage;
         $scope.acceptedCredentials = parameters;
         $scope.expectedCredentials = error.expected;
     });
diff --git a/guacamole/src/main/webapp/app/login/directives/login.js b/guacamole/src/main/webapp/app/login/directives/login.js
index aa03af255..cc820b81e 100644
--- a/guacamole/src/main/webapp/app/login/directives/login.js
+++ b/guacamole/src/main/webapp/app/login/directives/login.js
@@ -36,7 +36,7 @@ angular.module('login').directive('guacLogin', [function guacLogin() {
          * An optional instructional message to display within the login
          * dialog.
          *
-         * @type String
+         * @type TranslatableMessage
          */
         helpText : '=',
 
@@ -72,7 +72,7 @@ angular.module('login').directive('guacLogin', [function guacLogin() {
         /**
          * A description of the error that occurred during login, if any.
          *
-         * @type String
+         * @type TranslatableMessage
          */
         $scope.loginError = null;
 
@@ -160,11 +160,13 @@ angular.module('login').directive('guacLogin', [function guacLogin() {
 
                     // Flag generic error for invalid login
                     if (error.type === Error.Type.INVALID_CREDENTIALS)
-                        $scope.loginError = 'LOGIN.ERROR_INVALID_LOGIN';
+                        $scope.loginError = {
+                            'key' : 'LOGIN.ERROR_INVALID_LOGIN'
+                        };
 
                     // Display error if anything else goes wrong
                     else
-                        $scope.loginError = error.message;
+                        $scope.loginError = error.translatableMessage;
 
                     // Clear all visible password fields
                     angular.forEach($scope.remainingFields, function clearEnteredValueIfPassword(field) {
diff --git a/guacamole/src/main/webapp/app/login/templates/login.html b/guacamole/src/main/webapp/app/login/templates/login.html
index b9d9335f4..26a3f1889 100644
--- a/guacamole/src/main/webapp/app/login/templates/login.html
+++ b/guacamole/src/main/webapp/app/login/templates/login.html
@@ -1,7 +1,8 @@
 <div class="login-ui" ng-class="{error: loginError, continuation: isContinuation(), initial: !isContinuation()}" >
 
     <!-- Login error message -->
-    <p class="login-error">{{loginError | translate}}</p>
+    <p class="login-error" translate="{{loginError.key}}"
+       translate-values="{{loginError.variables}}"></p>
 
     <div class="login-dialog-middle">
 
@@ -17,7 +18,8 @@
                 </div>
 
                 <!-- Login message/instructions -->
-                <p ng-show="helpText">{{helpText | translate}}</p>
+                <p ng-show="helpText" translate="{{helpText.key}}"
+                   translate-values="{{helpText.variables}}"></p>
 
                 <!-- Login fields -->
                 <div class="login-fields">
diff --git a/guacamole/src/main/webapp/app/manage/controllers/manageConnectionController.js b/guacamole/src/main/webapp/app/manage/controllers/manageConnectionController.js
index a911ab2ec..868842eaf 100644
--- a/guacamole/src/main/webapp/app/manage/controllers/manageConnectionController.js
+++ b/guacamole/src/main/webapp/app/manage/controllers/manageConnectionController.js
@@ -380,7 +380,7 @@ angular.module('manage').controller('manageConnectionController', ['$scope', '$i
             guacNotification.showStatus({
                 'className'  : 'error',
                 'title'      : 'MANAGE_CONNECTION.DIALOG_HEADER_ERROR',
-                'text'       : error.message,
+                'text'       : error.translatableMessage,
                 'actions'    : [ ACKNOWLEDGE_ACTION ]
             });
         });
@@ -430,7 +430,7 @@ angular.module('manage').controller('manageConnectionController', ['$scope', '$i
             guacNotification.showStatus({
                 'className'  : 'error',
                 'title'      : 'MANAGE_CONNECTION.DIALOG_HEADER_ERROR',
-                'text'       : error.message,
+                'text'       : error.translatableMessage,
                 'actions'    : [ ACKNOWLEDGE_ACTION ]
             });
         });
@@ -446,7 +446,9 @@ angular.module('manage').controller('manageConnectionController', ['$scope', '$i
         // Confirm deletion request
         guacNotification.showStatus({
             'title'      : 'MANAGE_CONNECTION.DIALOG_HEADER_CONFIRM_DELETE',
-            'text'       : 'MANAGE_CONNECTION.TEXT_CONFIRM_DELETE',
+            'text'       : {
+                key : 'MANAGE_CONNECTION.TEXT_CONFIRM_DELETE'
+            },
             'actions'    : [ DELETE_ACTION, CANCEL_ACTION]
         });
 
diff --git a/guacamole/src/main/webapp/app/manage/controllers/manageConnectionGroupController.js b/guacamole/src/main/webapp/app/manage/controllers/manageConnectionGroupController.js
index 0d0af5921..e4c61156f 100644
--- a/guacamole/src/main/webapp/app/manage/controllers/manageConnectionGroupController.js
+++ b/guacamole/src/main/webapp/app/manage/controllers/manageConnectionGroupController.js
@@ -220,7 +220,7 @@ angular.module('manage').controller('manageConnectionGroupController', ['$scope'
             guacNotification.showStatus({
                 'className'  : 'error',
                 'title'      : 'MANAGE_CONNECTION_GROUP.DIALOG_HEADER_ERROR',
-                'text'       : error.message,
+                'text'       : error.translatableMessage,
                 'actions'    : [ ACKNOWLEDGE_ACTION ]
             });
         });
@@ -270,7 +270,7 @@ angular.module('manage').controller('manageConnectionGroupController', ['$scope'
             guacNotification.showStatus({
                 'className'  : 'error',
                 'title'      : 'MANAGE_CONNECTION_GROUP.DIALOG_HEADER_ERROR',
-                'text'       : error.message,
+                'text'       : error.translatableMessage,
                 'actions'    : [ ACKNOWLEDGE_ACTION ]
             });
         });
@@ -286,7 +286,9 @@ angular.module('manage').controller('manageConnectionGroupController', ['$scope'
         // Confirm deletion request
         guacNotification.showStatus({
             'title'      : 'MANAGE_CONNECTION_GROUP.DIALOG_HEADER_CONFIRM_DELETE',
-            'text'       : 'MANAGE_CONNECTION_GROUP.TEXT_CONFIRM_DELETE',
+            'text'       : {
+                key : 'MANAGE_CONNECTION_GROUP.TEXT_CONFIRM_DELETE'
+            },
             'actions'    : [ DELETE_ACTION, CANCEL_ACTION]
         });
 
diff --git a/guacamole/src/main/webapp/app/manage/controllers/manageSharingProfileController.js b/guacamole/src/main/webapp/app/manage/controllers/manageSharingProfileController.js
index 96657d173..ca7d11e9a 100644
--- a/guacamole/src/main/webapp/app/manage/controllers/manageSharingProfileController.js
+++ b/guacamole/src/main/webapp/app/manage/controllers/manageSharingProfileController.js
@@ -341,7 +341,7 @@ angular.module('manage').controller('manageSharingProfileController', ['$scope',
             guacNotification.showStatus({
                 'className'  : 'error',
                 'title'      : 'MANAGE_SHARING_PROFILE.DIALOG_HEADER_ERROR',
-                'text'       : error.message,
+                'text'       : error.translatableMessage,
                 'actions'    : [ ACKNOWLEDGE_ACTION ]
             });
         });
@@ -379,7 +379,7 @@ angular.module('manage').controller('manageSharingProfileController', ['$scope',
             guacNotification.showStatus({
                 'className'  : 'error',
                 'title'      : 'MANAGE_SHARING_PROFILE.DIALOG_HEADER_ERROR',
-                'text'       : error.message,
+                'text'       : error.translatableMessage,
                 'actions'    : [ ACKNOWLEDGE_ACTION ]
             });
         });
@@ -395,7 +395,9 @@ angular.module('manage').controller('manageSharingProfileController', ['$scope',
         // Confirm deletion request
         guacNotification.showStatus({
             'title'      : 'MANAGE_SHARING_PROFILE.DIALOG_HEADER_CONFIRM_DELETE',
-            'text'       : 'MANAGE_SHARING_PROFILE.TEXT_CONFIRM_DELETE',
+            'text'       : {
+                'key' : 'MANAGE_SHARING_PROFILE.TEXT_CONFIRM_DELETE'
+            },
             'actions'    : [ DELETE_ACTION, CANCEL_ACTION]
         });
 
diff --git a/guacamole/src/main/webapp/app/manage/controllers/manageUserController.js b/guacamole/src/main/webapp/app/manage/controllers/manageUserController.js
index 7a4db92b5..5337caf01 100644
--- a/guacamole/src/main/webapp/app/manage/controllers/manageUserController.js
+++ b/guacamole/src/main/webapp/app/manage/controllers/manageUserController.js
@@ -1012,7 +1012,9 @@ angular.module('manage').controller('manageUserController', ['$scope', '$injecto
             guacNotification.showStatus({
                 'className'  : 'error',
                 'title'      : 'MANAGE_USER.DIALOG_HEADER_ERROR',
-                'text'       : 'MANAGE_USER.ERROR_PASSWORD_MISMATCH',
+                'text'       : {
+                    key : 'MANAGE_USER.ERROR_PASSWORD_MISMATCH'
+                },
                 'actions'    : [ ACKNOWLEDGE_ACTION ]
             });
             return;
@@ -1055,7 +1057,8 @@ angular.module('manage').controller('manageUserController', ['$scope', '$injecto
                 guacNotification.showStatus({
                     'className'  : 'error',
                     'title'      : 'MANAGE_USER.DIALOG_HEADER_ERROR',
-                    'text'       : error.message,
+                    'text'       : error.translatableMessage,
+                    'values'     : error.translationValues,
                     'actions'    : [ ACKNOWLEDGE_ACTION ]
                 });
             });
@@ -1067,7 +1070,7 @@ angular.module('manage').controller('manageUserController', ['$scope', '$injecto
             guacNotification.showStatus({
                 'className'  : 'error',
                 'title'      : 'MANAGE_USER.DIALOG_HEADER_ERROR',
-                'text'       : error.message,
+                'text'       : error.translatableMessage,
                 'actions'    : [ ACKNOWLEDGE_ACTION ]
             });
         });
@@ -1117,7 +1120,7 @@ angular.module('manage').controller('manageUserController', ['$scope', '$injecto
             guacNotification.showStatus({
                 'className'  : 'error',
                 'title'      : 'MANAGE_USER.DIALOG_HEADER_ERROR',
-                'text'       : error.message,
+                'text'       : error.translatableMessage,
                 'actions'    : [ ACKNOWLEDGE_ACTION ]
             });
         });
@@ -1133,7 +1136,9 @@ angular.module('manage').controller('manageUserController', ['$scope', '$injecto
         // Confirm deletion request
         guacNotification.showStatus({
             'title'      : 'MANAGE_USER.DIALOG_HEADER_CONFIRM_DELETE',
-            'text'       : 'MANAGE_USER.TEXT_CONFIRM_DELETE',
+            'text'       : {
+                key : 'MANAGE_USER.TEXT_CONFIRM_DELETE'
+            },
             'actions'    : [ DELETE_ACTION, CANCEL_ACTION]
         });
 
diff --git a/guacamole/src/main/webapp/app/notification/services/guacNotification.js b/guacamole/src/main/webapp/app/notification/services/guacNotification.js
index 8273eb772..c3d4a2bee 100644
--- a/guacamole/src/main/webapp/app/notification/services/guacNotification.js
+++ b/guacamole/src/main/webapp/app/notification/services/guacNotification.js
@@ -60,7 +60,9 @@ angular.module('notification').factory('guacNotification', ['$injector',
      * // To show a status message with actions
      * guacNotification.showStatus({
      *     'title'      : 'Disconnected',
-     *     'text'       : 'You have been disconnected!',
+     *     'text'       : {
+     *         'key' : 'NAMESPACE.SOME_TRANSLATION_KEY'
+     *     },
      *     'actions'    : {
      *         'name'       : 'reconnect',
      *         'callback'   : function () {
diff --git a/guacamole/src/main/webapp/app/notification/templates/guacNotification.html b/guacamole/src/main/webapp/app/notification/templates/guacNotification.html
index db3360a59..6c1cc0086 100644
--- a/guacamole/src/main/webapp/app/notification/templates/guacNotification.html
+++ b/guacamole/src/main/webapp/app/notification/templates/guacNotification.html
@@ -8,7 +8,9 @@
     <div class="body">
 
         <!-- Notification text -->
-        <p ng-show="notification.text" class="text">{{notification.text | translate}}</p>
+        <p ng-show="notification.text" class="text"
+           translate="{{notification.text.key}}"
+           translate-values="{{notification.text.variables}}"></p>
 
         <!-- Current progress -->
         <div class="progress" ng-show="notification.progress"><div class="bar" ng-show="progressPercent" ng-style="{'width': progressPercent + '%'}"></div><div
diff --git a/guacamole/src/main/webapp/app/notification/types/Notification.js b/guacamole/src/main/webapp/app/notification/types/Notification.js
index 3a284019f..921fa409e 100644
--- a/guacamole/src/main/webapp/app/notification/types/Notification.js
+++ b/guacamole/src/main/webapp/app/notification/types/Notification.js
@@ -53,7 +53,7 @@ angular.module('notification').factory('Notification', [function defineNotificat
         /**
          * The body text of the notification.
          *
-         * @type String
+         * @type TranslatableMessage
          */
         this.text = template.text;
 
diff --git a/guacamole/src/main/webapp/app/settings/directives/guacSettingsPreferences.js b/guacamole/src/main/webapp/app/settings/directives/guacSettingsPreferences.js
index 934056b0b..0a3ed6e9d 100644
--- a/guacamole/src/main/webapp/app/settings/directives/guacSettingsPreferences.js
+++ b/guacamole/src/main/webapp/app/settings/directives/guacSettingsPreferences.js
@@ -127,7 +127,9 @@ angular.module('settings').directive('guacSettingsPreferences', [function guacSe
                     guacNotification.showStatus({
                         className  : 'error',
                         title      : 'SETTINGS_PREFERENCES.DIALOG_HEADER_ERROR',
-                        text       : 'SETTINGS_PREFERENCES.ERROR_PASSWORD_MISMATCH',
+                        text       : {
+                            key : 'SETTINGS_PREFERENCES.ERROR_PASSWORD_MISMATCH'
+                        },
                         actions    : [ ACKNOWLEDGE_ACTION ]
                     });
                     return;
@@ -138,7 +140,9 @@ angular.module('settings').directive('guacSettingsPreferences', [function guacSe
                     guacNotification.showStatus({
                         className  : 'error',
                         title      : 'SETTINGS_PREFERENCES.DIALOG_HEADER_ERROR',
-                        text       : 'SETTINGS_PREFERENCES.ERROR_PASSWORD_BLANK',
+                        text       : {
+                            key : 'SETTINGS_PREFERENCES.ERROR_PASSWORD_BLANK'
+                        },
                         actions    : [ ACKNOWLEDGE_ACTION ]
                     });
                     return;
@@ -155,7 +159,9 @@ angular.module('settings').directive('guacSettingsPreferences', [function guacSe
 
                     // Indicate that the password has been changed
                     guacNotification.showStatus({
-                        text    : 'SETTINGS_PREFERENCES.INFO_PASSWORD_CHANGED',
+                        text    : {
+                            key : 'SETTINGS_PREFERENCES.INFO_PASSWORD_CHANGED'
+                        },
                         actions : [ ACKNOWLEDGE_ACTION ]
                     });
                 })
@@ -165,7 +171,7 @@ angular.module('settings').directive('guacSettingsPreferences', [function guacSe
                     guacNotification.showStatus({
                         className  : 'error',
                         title      : 'SETTINGS_PREFERENCES.DIALOG_HEADER_ERROR',
-                        'text'       : error.message,
+                        text       : error.translatableMessage,
                         actions    : [ ACKNOWLEDGE_ACTION ]
                     });
                 });
diff --git a/guacamole/src/main/webapp/app/settings/directives/guacSettingsSessions.js b/guacamole/src/main/webapp/app/settings/directives/guacSettingsSessions.js
index 0b1d806a2..a8c13c437 100644
--- a/guacamole/src/main/webapp/app/settings/directives/guacSettingsSessions.js
+++ b/guacamole/src/main/webapp/app/settings/directives/guacSettingsSessions.js
@@ -334,7 +334,7 @@ angular.module('settings').directive('guacSettingsSessions', [function guacSetti
                     guacNotification.showStatus({
                         'className'  : 'error',
                         'title'      : 'SETTINGS_SESSIONS.DIALOG_HEADER_ERROR',
-                        'text'       : error.message,
+                        'text'       : error.translatableMessage,
                         'actions'    : [ ACKNOWLEDGE_ACTION ]
                     });
                 });
@@ -349,7 +349,9 @@ angular.module('settings').directive('guacSettingsSessions', [function guacSetti
                 // Confirm deletion request
                 guacNotification.showStatus({
                     'title'      : 'SETTINGS_SESSIONS.DIALOG_HEADER_CONFIRM_DELETE',
-                    'text'       : 'SETTINGS_SESSIONS.TEXT_CONFIRM_DELETE',
+                    'text'       : {
+                        'key' : 'SETTINGS_SESSIONS.TEXT_CONFIRM_DELETE'
+                    },
                     'actions'    : [ DELETE_ACTION, CANCEL_ACTION]
                 });
             };