Task scheduler: The system cannot find the file specified

I tried using a batch file to run ccleaner at log on. But it always takes forever when it cleans Firefox. So I made a batch file to just delete the Firefox temp folder. And I unchecked Firefox in ccleaner so ccleaner ignores Firefox. Here's the batch file. Code: --------- RMDIR 5bngz3ew.default /S /Q --------- I put it in the task scheduler. When I run it it says it cant find the file...