MT4 · Runtime errors
MT4 4030 · No reply from chart | YI GOLD
ERR_CHART_NOREPLY
Official meaning
No reply from chart
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.