Problem with start in WebCore


Well Im all new in WebCore, I have this problem when Im logging into WebCore dashboard its seems to be okay, but in the top of my PC screen there is these words:

There was a problem loading your devices. The data may be outdated, please refresh the page to try again.

I have refreshed the page, I had clean up caches i the SmartThings app.

I really dont now what to do?