Hello Boys, how are you ? I am in front of something which is really shocking me... I have the documentation of WinGetTitle() and it says this : Return Value Success: Returns a string containing the complete window title. Failure: Returns numeric 0 if no title match. So i wanted to try this, with handling a possible error. ;~ made by a big boss in this forum, forgot his name :S Func GETWINDOWFROMPID($PID) $HWND = 0 $STPID = DllStructCreate("int") Do