"Access is denied" issue in scripting
We have this script to terminate a process if it still exists: //terminate process if it still exists p := Sys.WaitProcess('propx32'); if p.Exists then begin p.Terminate(); ...
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So if adding the delay helped at all then more than likely you are trying to terminate a process that is already being terminated/closed. Use a similar approach to my previous example for closing browsers or increase the delay to allow more time for memory to clear before attempting to terminate the process again.