# CheckResultRetcodeDescription Gets the string description of the retcode field of [MqlTradeCheckResult](/en/docs/constants/structures/mqltradecheckresult) type filled while checking the request correctness. ``` string  ResultRetcodeDescription() const  ``` Return Value The string description of the retcode field (Error code) of [MqlTradeCheckResult](/en/docs/constants/structures/mqltradecheckresult) type filled while checking the request correctness.