I'm getting an error message [1]: "Sorry your session has expired. Kindly login again to continue." even if I have just logged in. I cleared cookies, etc. but

I'm getting an error message [1]: "Sorry your session has expired. Kindly login again to continue." even if I have just logged in. I cleared cookies, etc. but no use. And that error text is in white font over pink background -- hard to read without mouse-selecting. [1]: https://imgur.com/7aAViSu https://imgur.com/7aAViSu