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Facebook Icon Is Blank
 | By Jim Cook, MyPhotoApp Inventor Created: July 20, 2015, 1:04 pm UTC Last updated: July 20, 2015, 1:04 pm UTC |
When I post the App URL, the facebook image icon is blank.
Sometimes Facebook messes up and doesn't load the proper image. Facebook then caches that so it never shows up properly. You need to refresh the facebook cache using the facebook debugger tool:
https://developers.facebook.com/tools/debug/