How to get exception error in info

 Exception error in info

D365 exception message 

public  str getErrorStr()
    {
        SysInfologEnumerator enumerator;
        SysInfologMessageStruct msgStruct;
        Exception exception;
        str error;
        enumerator = SysInfologEnumerator::newData(infolog.cut());
        while (enumerator.moveNext())
        {
            msgStruct = new SysInfologMessageStruct(enumerator.currentMessage());
            exception = enumerator.currentException();
            error = strfmt("%1 %2", error, msgStruct.message());
        }
        return error;
    }

Thanks,

Vikas Mehta.