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Close MT5 in mql5, or with option in configuration file

Hello, I search how to close mt5 properly in mql5. I have a python script which launch one by one severals expert advisor. My way in python is: for expert in expertArrays: # code to prepare the configuration file subprocess.call([mt5ExeFilePath, confOption], timeout = 15 ) Python

Error when load EA which use OnCalculate with command line and configuration file

Hello, I have an expert advisor to get indicator data (bband, rsi, rvi, ...), write it in a file to import the indicator data in database. I have one EA by indicator, the goal of this is just to write data in file, and not to do display. It's work good manualy, but when i try to load this EA in