system
16
Uninstalled through Add and Remove
Rebooted
Error still in Event viewer
Used avastclear in Safe Mode
Rebooted
Error no longer in event viewer
Reinstalled Avast.
Rebooted
No longer get the error, all is good.
Still got Pro version to update, will only do a clean install as last resort. Once before after a clean install I had trouble with avast registering my pro licence . does not expire to 2015.
Hopefully will get a response from Avast.
Cheers 