MT5 · Compilation errors
MT5 342 · The icon file is incorrect and is not of the ICO format | YI GOLD
Official meaning
The icon file is incorrect and is not of the ICO format
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.