Invalid license. Reason code = Mising DLL:[MFPlat.DLL] Error:0x7E.

@Badger_on_Bike 

If you have an "N" Edition of Windows, download and install the following package please:

https://support.microsoft.com/en-us/help/4016817/media-feature-pack-for-n-edition-of-windows-10-vers...

Reboot after the install and retry.

If the issue persists, try the steps below: 

• Clear the EA app cache: https://help.ea.com/en/help/faq/clear-cache-to-fix-problems-with-your-games/
• In the EA app, click on the game and then Manage, Repair
• Run System File Checker to help ensure the integrity of your Windows System files: http://support.microsoft.com/kb/929833
• Perform a clean boot before starting: http://support.microsoft.com/kb/929135 or http://help.ea.com/en/article/how-to-clean-boot-your-pc/

Thanks.