在Parse.com上传图片作为后端

I am able to load image gallery and display image in Imageview. I need to save the image which user selects in parse.com as blackened. Its a picturepath that I am able to load using BitmapFactory. I have created a column in data browser with field as File. I have also gone through the tutorials on Parse.com and implemented each step. But its not working when click on save button. App is crashing each time.I am able to load image gallery and display ima