Notebooks spawning server

Hallo, my online jupyter functions not any more. I get always the spawning server bar going to the middle and stopping there, and later comes the error message. i cannot use or get my files from your sever back… please help…

Good afternoon,

The issue should be solved, please confirm that to us, if not we are happy to assist you again.

Having the same issue.
I read in a different post that this is caused by using pip to install packages. Is it true and what other options do I have instead of using pip?

Please submit a request here for your specific case

We will gladly assist you.