MT5 · Compilation errors
MT5 135 · Error of file opening for reading | YI GOLD
Official meaning
Error of file opening for reading
Possible causes · YI GOLD suggestions
Paths, access modes, formats, handles or permissions do not meet requirements.
Troubleshooting · YI GOLD suggestions
Check permitted terminal sandbox paths, names, access flags, formats and handles. Record open failures without granting permissive directory access.