diff --git a/lib/server/console.js b/lib/server/console.js
index 7bc3af5b..7e6907fd 100644
--- a/lib/server/console.js
+++ b/lib/server/console.js
@@ -102,13 +102,15 @@
      */
     function getOnMessage(connNum, callback, command) {
         var funcExec, firstChar,
-            connName, ret, isContain,
+            connName, ret,
             
             isVolume    = win.isChangeVolume(command),
             isCD        = command.match(new RegExp('^cd ')),
             isCDWin     = command.match(new RegExp('^cd ', 'i')),
             
             symbolsExec = ['*', '&', '{', '}', '|', '\'', '"'],
+            isSymbol    = Util.isContainStr(command, symbolsExec),
+            
             CWD         = process.cwd(),
             dir         = ClientDirs[connNum],
             options     = {
@@ -123,7 +125,7 @@
         
         if (equalPart(command, CLOUDCMD)) 
             ret = onCloudCmd(command, callback);
-        else if (isCD || isCDWin && WIN || isVolume) {
+        else if (!isSymbol && (isCD || isCDWin && WIN || isVolume)) {
             ret = true;
             
             onCD(command, dir, function(error, json) {
@@ -151,7 +153,6 @@
                 });
             
             funcExec        = ClientFuncs[connNum];
-            isContain       = Util.isContainStr(command, symbolsExec);
             firstChar       = command[0];
             
             if (firstChar === '#') {
@@ -162,7 +163,7 @@
                 Util.exec(callback, { 
                     stdout: command
                 }, true);
-            } else if (WIN || firstChar === ' ' || isContain)
+            } else if (WIN || firstChar === ' ' || isSymbol)
                 exec(command, options, funcExec);
             else
                 setSpawn(command, options, callback);