加了NSURLProtocol 做离线缓存 afnetworking上传文件不行怎么处理

加了NSURLProtocol 做离线缓存 afnetworking上传文件不行怎么处理
报错：
Error Domain=NSURLErrorDomain Code=-1001 "The request timed out." UserInfo={NSUnderlyingError=0x7f98a8740460 {Error Domain=kCFErrorDomainCFNetwork Code=-1001 "The request timed out." UserInfo={NSErrorFailingURLStringKey=http://tool.pentaq.com/api/uploadavator, NSErrorFailingURLKey=http://tool.pentaq.com/api/uploadavator, _kCFStreamErrorCodeKey=-2102, _kCFStreamErrorDomainKey=4, NSLocalizedDescription=The request timed out.}}, NSErrorFailingURLStringKey=http://tool.pentaq.com/api/uploadavator, NSErrorFailingURLKey=http://tool.pentaq.com/api/uploadavator, _kCFStreamErrorDomainKey=4, _kCFStreamErrorCodeKey=-2102, NSLocalizedDescription=The request timed out.}

这代码贴的看不下去啊