Server Error Message in Google Docs /Drive

If you see this while opening a Google doc:

Then do that in Chrome: 

1. 

2. Once the temporary window opens, choose SETTINGS. 

3. In settings, click on ADVANCE SETTINGS (at the very bottom of the new window)

4. In advance settings, scroll down to the very bottom and  click on RESET BROWSER SETTINGS

You are done.

Jude