Make VolumeDataRequest::GetErrorCode()/GetErrorMessage() wait for the request...
Make VolumeDataRequest::GetErrorCode()/GetErrorMessage() wait for the request to complete (if it hasn't done so already) so they can return sensible values.
Make VolumeDataRequest::GetErrorCode()/GetErrorMessage() wait for the request to complete (if it hasn't done so already) so they can return sensible values.