MT5 · Runtime errors
MT5 5017 · A text file must be for string arrays, for other arrays - binary | YI GOLD
ERR_INCOMPATIBLE_FILE
Official meaning
A text file must be for string arrays, for other arrays - binary
Possible causes · YI GOLD suggestions
Array size, index, type or series orientation violates function requirements.
Troubleshooting · YI GOLD suggestions
Check length, bounds, dynamic-array declarations and ArraySetAsSeries. Validate returned element counts before access.