我正在尝试调用网络服务并上传图片，映射有问题，我花了很多时间都没有成功。我得到的错误是:ErrorDomain=org.restkit.RestKit.ErrorDomainCode=1001"Nomappableobjectrepresentationswerefoundatthekeypathssearched."UserInfo={NSLocalizedDescription=Nomappableobjectrepresentationswerefoundatthekeypathssearched.,NSLocalizedFailureReason=Themappingopera