MT5 · Runtime errors
MT5 4810 · The first parameter in the array must be the name of the custom indicator | YI GOLD
ERR_INDICATOR_CUSTOM_NAME
Official meaning
The first parameter in the array must be the name of the custom 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.