title: Domain=NSURLErrorDomain Code=-1001 "The operation couldn’t be completed. (NSURLErrorDomain error -1001.)"
body: <p>my program is write for upload the picture from the cam,sample code below:</p>
  
  <pre><code>
  
      #define WEBSERVICE_URL @"http://192.168.0.104/upload.php"
      - (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info {
  
          [picker dismissViewControllerAnimated:YES completion:^{
  
              UIImage *selectedImage = [info objectForKey:UIImagePickerControllerOriginalImage];
  
              NSData *imageData = UIImagePNGRepresentation(selectedImage);
  
              NSMutableURLRequest *request = [[AFHTTPRequestSerializer serializer] multipartFormRequestWithMethod:@"POST" URLString:WEBSERVICE_URL parameters:nil constructingBodyWithBlock:^(id formData) {
                  [formData appendPartWithFileData:imageData name:@"upfile" fileName:@"test" mimeType:@"image/png"];
              } error:nil];
  
              AFURLSessionManager *manager = [[AFURLSessionManager alloc] initWithSessionConfiguration:[NSURLSessionConfiguration defaultSessionConfiguration]];
  
              NSProgress *progress = nil;
  
              NSURLSessionUploadTask *uploadTask = [manager uploadTaskWithStreamedRequest:request progress:&progress completionHandler:^(NSURLResponse *response, id responseObject, NSError *error) {
  
                  [progress removeObserver:self forKeyPath:@"fractionCompleted"];
                  NSLog(error.debugDescription);
  
  
                  if (error) {
                      [self.view updateWithMessage:[NSString stringWithFormat:@"Error : %@!", error.debugDescription]];
                  } else {
                      [self.view updateWithMessage:@"Great success!"];
  
                  }
              }];
  
              [progress addObserver:self forKeyPath:@"fractionCompleted" options:NSKeyValueObservingOptionNew context:NULL];
  
              [uploadTask resume];
  
              self.imageUploadProgress = [[TNSexyImageUploadProgress alloc] init];
              self.imageUploadProgress.radius = 100;
              self.imageUploadProgress.progressBorderThickness = -10;
              self.imageUploadProgress.trackColor = [UIColor blackColor];
              self.imageUploadProgress.progressColor = [UIColor whiteColor];
              self.imageUploadProgress.imageToUpload = selectedImage;
              [self.imageUploadProgress show];
  
              [[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(imageUploadCompleted:) name:IMAGE_UPLOAD_COMPLETED object:self.imageUploadProgress];
  
          }];
      }
  
  </code></pre>
  
  <p>the error is :<code><pre></p>
  
  <p>TNSexyImageUploadProgressDemo[5275:113032] 
  Error Domain=NSURLErrorDomain Code=-1001 
  "The operation couldn’t be completed. 
  (NSURLErrorDomain error -1001.)" 
  UserInfo=0x7f92c2d907d0 {NSErrorFailingURLStringKey="<code>http://192.168.0.104/upload.php</code>", 
  NSUnderlyingError=0x7f92c2dcd5c0 
  "The operation couldn’t be completed. (kCFErrorDomainCFNetwork error -1001.)", 
  NSErrorFailingURLKey="h<code>ttp://192.168.0.104/upload.php</code>"}
  </code></pre></p>
  
  <p>whatever on simulator or iPhone,the same error,i use safari to access url,anything is correct,i use wifi to access network.
  ping 192.168.0.104 is ok.</p>
  
  <p>server's program is write in php,code blelow:</p>
  
  <pre><code>
  
       100000000) {
          $result_json['error'] = 'Exceeded filesize';
      }
  
      $finfo = new finfo(FILEINFO_MIME_TYPE);
  
      if (false === $ext = array_search(
          $finfo->file($_FILES['upfile']['tmp_name']),
              array(          
                  'png' => 'image/png'           
              ),
              true
          )) {
              $result_json['error'] = 'Invalid file format';
      }
  
      if (!move_uploaded_file(
          $_FILES['upfile']['tmp_name'],
          sprintf('./uploads/%s.%s',
              sha1_file($_FILES['upfile']['tmp_name']),
              $ext
          )
          )) {
              $result_json['error'] = 'Failed to move uploaded file';
      }
  
      // send the result now
      echo json_encode($result_json);
  
      /*
      try {
  
          if (!move_uploaded_file(
              $_FILES['upfile']['tmp_name'],
              sprintf('./uploads/%s.%s',
                  sha1_file($_FILES['upfile']['tmp_name']),
                  $ext
              )
              )) {
                  //throw new RuntimeException('Failed to move uploaded file.');
          }
  
          //echo json_encode(array('succes'=>true));
      } catch (RuntimeException $e) {
  
          //echo $e->getMessage();
  
      }
      */
      ?>
  
  </code></pre>