The EA is hang out when starting or when changing parameters and click the OK Button
Do below steps to solve the problem:
- First you kill the MT4 app, then run the MT4 app again.
- Open the data folder, navigate to the txt file you name inside the EA.
- Open the txt file and type in anything, then save it, next reopen the MT4.
- Kill the EA by closing its chart then reopen it, reload the set file if needed
- => problem solved.