I am on 6.1.9
Dunno then, your signature said 6.1.8....
Post some diagnostics. Ensure all your plugins are up to date as well. Community Applications especially. Also you could try installing the "Fix Common Problems" plugin and see if that throws any light on the information.
The webUI is way out of date. CA if its installed is miles out of date, but the error itself isn't from CA, as the errors are on the dashboard