by zhanyi

_src/core/Editor.js

@@ -977,6 +977,9 @@
          */
         getLang:function ( path ) {
             var lang = UE.I18N[this.options.lang];
+            if(!lang){
+                throw Error("not import language file");
+            }
             path = (path || "").split( "." );
             for ( var i = 0, ci; ci = path[i++]; ) {
                 lang = lang[ci];