Microsoft Silverlight Hang

The program plugin-container.exe version 19.0.0.4794 stopped interacting with Windows and was closed. To see if more information about the problem is available, check the problem histosry in the Action Center control panel. Process ID: 17f8 Start Time: 01ce1484ef4c74f9 Termination Times: 0 Application Path: C:\Program Files (x86)\Mozilla Firefox\plugin-container.exe Report Id: 3253a9e8-8085-11e2-8eaf-c89cdc2a50cd Update 12:34: I have set Tablet PC Input Service to aoutstart. Let see if that will fix the problem. Update 2/28: Changing settings didn't help. I have uninstalled Microsoft Silverlight and installed older version. Update 11:05 - Can't watch Netflix video after downgrading Silverlight.