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Managed (.NET) dll working from installation folder but not from terminal_data_directory\MQL4\Libraries

Hi I have a c# DLL which is working great when placed in MT4 (build 765) installation Folder. However, when trying to move the DLL to terminal_data_directory\MQL4\Libraries I'm getting "Unhandled exception 0xE0434352". I would like to emphasize that it's not a problem of calling managed code from

Unexpected behavior when querying (and displaying) MT5 custom symbol data

Hi, I have created a MT5 custom symbol which has some custom data. When querying data between August 1st 2019 and August 1st 2025 (to make sure the results contains all of the available data), MT5 shows the following data: As expected, when querying the data for different time frames, MT5 return the