Created attachment 8824692 [details] Capture.JPG User Agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36 Steps to reproduce: Version- Firefox 51.0b12 Operating System - Windows 10 Home single language 64bit 1. Launch Firefox and open the Browser Console from menu [≡] → select Developer → select Browser Console. 2. Visit about:plugins and check for the version of Shockwave flash 3. Browse the following Facebook apps that use the Flash Player plug-in and look for rendering, functional and performance issues: Slotomania https://apps.facebook.com/169545139744270 Caesars Casino https://apps.facebook.com/275591942465870 Bingo Blitz https://apps.facebook.com/108854979142742 House of Fun https://apps.facebook.com/134672596609680 Vegas Downtown Slots https://apps.facebook.com/997795446916691 Poker Heat https://apps.facebook.com/582934101860851 World Series of Poker https://apps.facebook.com/1375730929320387 Farmville 2 https://www.facebook.com/FarmVille2/app/450554864988641/ Actual results: Error is Thrown in the Browser console. Error: Permission denied to access property "href". Expected results: There are no issues encountered and no errors thrown in the Browser Console while using these apps.
Please, don't report all errors visible in the console, many of these errors are for web devs and displayed normally by Firefox.