MT5 · Compilation errors
MT5 209 · 'OnCalculate' entry point not found for the indicator | YI GOLD
Official meaning
'OnCalculate' entry point not found for the indicator
Possible causes · YI GOLD suggestions
Indicator, chart or history data is unavailable or handles, parameters and periods are incompatible.
Troubleshooting · YI GOLD suggestions
Verify symbol, timeframe, indicator handle, BarsCalculated and copied element counts. Wait for data availability rather than filling missing prices with zeros.