MT5 · Runtime errors
MT5 4403 · Exceeded history request timeout | YI GOLD
ERR_HISTORY_TIMEOUT
Official meaning
Exceeded history request timeout
Possible causes · YI GOLD suggestions
Network, server response or authorization connection is delayed or interrupted.
Troubleshooting · YI GOLD suggestions
Inspect connectivity, logs and request time. Verify actual order status before bounded retries with backoff to avoid duplicate exposure after a timeout.