Program: 60360
Project: 60360
Buggy source:
@Override public void rename(final File newFile,final SftpClient.CompletionCallback callback){
  if (newFile.isRemote()) {
    final ProgressDialog connectProgress=Utils.showProgressDialog(getContext(),R.string.connecting);
    getContext().getNetworkService().getSftpClient(new NetworkService.SftpGetCallback(){
      @Override public void onSftpClient(      final SftpClient client){
        connectProgress.dismiss();
        final ProgressDialog uploadProgress=Utils.showProgressDialog(getContext(),R.string.uploading);
        new Thread(new Runnable(){
          @Override public void run(){
            try {
              uploadRecursive(client,LocalFile.this,(CloudFile)newFile,true);
              getContext().runOnUiThread(new Runnable(){
                @Override public void run(){
                  setPath(newFile.getPath());
                  uploadProgress.dismiss();
                  callback.onComplete();
                }
              }
);
            }
 catch (            final Exception e) {
              e.printStackTrace();
              getContext().runOnUiThread(new Runnable(){
                @Override public void run(){
                  uploadProgress.dismiss();
                  callback.onError(null);
                  Utils.showErrorDialog(getContext(),R.string.failed_upload_file,e);
                }
              }
);
            }
          }
        }
).start();
      }
      @Override public void onError(      final Exception e){
        getContext().runOnUiThread(new Runnable(){
          @Override public void run(){
            connectProgress.dismiss();
            callback.onError(null);
            Utils.showErrorDialog(getContext(),R.string.failed_connect_server,e);
          }
        }
);
      }
    }
,(CloudFile)newFile);
  }
 else {
    Utils.checkDuplicates(getContext(),newFile,new Utils.DuplicateCheckResult(){
      @Override public void onResult(      final File newFile){
        if (requiresRoot()) {
          new Thread(new Runnable(){
            @Override public void run(){
              try {
                runAsRoot("String_Node_Str" + getPath() + "String_Node_Str"+ newFile.getPath()+ "String_Node_Str");
                getContext().runOnUiThread(new Runnable(){
                  @Override public void run(){
                    setPath(newFile.getPath());
                    callback.onComplete();
                    notifyMediaScannerService(newFile);
                  }
                }
);
              }
 catch (              final Exception e) {
                e.printStackTrace();
                getContext().runOnUiThread(new Runnable(){
                  @Override public void run(){
                    Utils.showErrorDialog(getContext(),R.string.failed_rename_file,e);
                    callback.onError(null);
                  }
                }
);
              }
            }
          }
).start();
        }
 else         if (new java.io.File(getPath()).renameTo(newFile.toJavaFile())) {
          getContext().runOnUiThread(new Runnable(){
            @Override public void run(){
              setPath(newFile.getPath());
              callback.onComplete();
              notifyMediaScannerService(newFile);
            }
          }
);
        }
 else {
          getContext().runOnUiThread(new Runnable(){
            @Override public void run(){
              Utils.showErrorDialog(getContext(),R.string.failed_rename_file,new Exception("String_Node_Str"));
              callback.onError(null);
            }
          }
);
        }
      }
    }
);
  }
}

Fixed version (ground truth):
@Override public void rename(final File newFile,final SftpClient.CompletionCallback callback){
  if (newFile.isRemote()) {
    final ProgressDialog connectProgress=Utils.showProgressDialog(getContext(),R.string.connecting);
    getContext().getNetworkService().getSftpClient(new NetworkService.SftpGetCallback(){
      @Override public void onSftpClient(      final SftpClient client){
        connectProgress.dismiss();
        final ProgressDialog uploadProgress=Utils.showProgressDialog(getContext(),R.string.uploading);
        new Thread(new Runnable(){
          @Override public void run(){
            try {
              uploadRecursive(client,LocalFile.this,(CloudFile)newFile,true);
              getContext().runOnUiThread(new Runnable(){
                @Override public void run(){
                  setPath(newFile.getPath());
                  uploadProgress.dismiss();
                  callback.onComplete();
                }
              }
);
            }
 catch (            final Exception e) {
              e.printStackTrace();
              getContext().runOnUiThread(new Runnable(){
                @Override public void run(){
                  uploadProgress.dismiss();
                  callback.onError(null);
                  Utils.showErrorDialog(getContext(),R.string.failed_upload_file,e);
                }
              }
);
            }
          }
        }
).start();
      }
      @Override public void onError(      final Exception e){
        getContext().runOnUiThread(new Runnable(){
          @Override public void run(){
            connectProgress.dismiss();
            callback.onError(null);
            Utils.showErrorDialog(getContext(),R.string.failed_connect_server,e);
          }
        }
);
      }
    }
,(CloudFile)newFile);
  }
 else {
    Utils.checkDuplicates(getContext(),newFile,new Utils.DuplicateCheckResult(){
      @Override public void onResult(      final File newFile){
        if (requiresRoot()) {
          new Thread(new Runnable(){
            @Override public void run(){
              try {
                RootFile.runAsRoot("String_Node_Str" + getPath() + "String_Node_Str"+ newFile.getPath()+ "String_Node_Str");
                getContext().runOnUiThread(new Runnable(){
                  @Override public void run(){
                    setPath(newFile.getPath());
                    callback.onComplete();
                    notifyMediaScannerService(newFile);
                  }
                }
);
              }
 catch (              final Exception e) {
                e.printStackTrace();
                getContext().runOnUiThread(new Runnable(){
                  @Override public void run(){
                    Utils.showErrorDialog(getContext(),R.string.failed_rename_file,e);
                    callback.onError(null);
                  }
                }
);
              }
            }
          }
).start();
        }
 else         if (new java.io.File(getPath()).renameTo(newFile.toJavaFile())) {
          getContext().runOnUiThread(new Runnable(){
            @Override public void run(){
              setPath(newFile.getPath());
              callback.onComplete();
              notifyMediaScannerService(newFile);
            }
          }
);
        }
 else {
          getContext().runOnUiThread(new Runnable(){
            @Override public void run(){
              Utils.showErrorDialog(getContext(),R.string.failed_rename_file,new Exception("String_Node_Str"));
              callback.onError(null);
            }
          }
);
        }
      }
    }
);
  }
}