The RPC server is unavalible

I have not had an issue before on other machines installed on new windows surface.

Update error The RPC Server is unavailable

UI FAILED to LOAD, when loading application

Restart does not help

https://support.avast.com/article/Troubleshoot-Antivirus-UI-Failed-load

Repair Avast:
Control Panel> Program and Features (Add/remove program)>Select Avast> Select Repair. Reboot when completed
https://www.avast.com/faq.php?article=AVKB204

If Repair doesn’t fix the problem, try the following:
Clean Install of Avast:
https://goo.gl/4Ptzkf
If you need additional help with the Clean Install, watch this:
https://youtu.be/p-h3myRD51A