runtask

[Ipcompany]

I schedule a execution of an php script,but at time of execution of the job,in the event viewer i got this error:
'c:\Program Files\SWsoft\Plesk\Additional\Php\php.exe c:\test.php' is not recognized as an internal or external command, operable program or batch file.
at Unable to execute event(runtask::start line 212)
Execute file name: C:\Program Files\SWsoft\Plesk\admin\bin\runtask.exe

and the job isn't execute.

I need help please