MT5 · Runtime errors
MT5 4811 · Invalid parameter type in the array when creating an indicator | YI GOLD
ERR_INDICATOR_PARAMETER_TYPE
Official meaning
Invalid parameter type in the array when creating an indicator
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.