diff --git a/guider/guider.py b/guider/guider.py
index 0876d97d..e5b2bc84 100755
--- a/guider/guider.py
+++ b/guider/guider.py
@@ -7,7 +7,7 @@
 __credits__ = "Peace Lee"
 __license__ = "GPLv2"
 __version__ = "3.9.8"
-__revision__ = "231012"
+__revision__ = "231013"
 __maintainer__ = "Peace Lee"
 __email__ = "iipeace5@gmail.com"
 __repository__ = "https://github.com/iipeace/guider"
@@ -28116,6 +28116,10 @@ def doLess(inputArg=None):
         elif SysMgr.inputParam:
             inputArg = str(SysMgr.inputParam).split(",")
             inputArg = UtilMgr.cleanItem(inputArg, True)
+        elif SysMgr.isWindows:
+            # no support pipe for windows #
+            SysMgr.printErr("no input for PATH")
+            return -1
         else:
             # check stdin pipe #
             SysMgr.setBlock(sys.stdin, False)
@@ -50127,6 +50131,29 @@ def checkCmdMode():
         if SysMgr.waitEnable:
             SysMgr.waitUserInput(SysMgr.waitEnable, msg="DEFAULT", force=True)
 
+        # CMDTEST MODE #
+        if SysMgr.checkMode("cmdtest"):
+            SysMgr.loggingEnable = False
+            SysMgr.streamEnable = True
+            SysMgr.logoEnable = False
+            for i in SysMgr.getCmdSet():
+                print("[%s]" % i)
+                ret = SysMgr.launchGuider(
+                    [i],
+                    pipe=False,
+                    stderr=True,
+                    log=False,
+                    wait=False,
+                    logo=False,
+                )
+                time.sleep(1)
+                try:
+                    os.kill(ret, signal.SIGKILL)
+                except SystemExit:
+                    sys.exit(0)
+                except:
+                    pass
+
         # LIST MODE #
         if SysMgr.checkMode("list"):
             SysMgr.setStream(not SysMgr.streamEnable)