Libcef.dll error

Hello Richard,
Thank you for contacting AVG support community.
I apologize for the trouble caused.
Could you please confirm on how long you are facing this issue?
We will certainly help you out.
Thank you and keep us updated.

When i start up my machine i get the error below:

Hello Richard,
Thank you for contacting AVG support community.
I apologize for the trouble caused.
Could you please confirm on how long you are facing this issue?
We will certainly help you out.
Thank you and keep us updated.

Thanks,
not sure exactly about 3 weeks.
it didnt seem to take my whole message. i note others have been having the same problem. I have run a repair and restart as you told someone else to do. Also you told others to do a fresh install. Will that sort it, how do i do that?