Before login.
They are not able to see login page.
In logs are nothing about this, but in rstudio-server status is:
ERROR system error 13 (permission denied) (path=/home/USERNAME/.rstudio, target-dir=]; OCCURED AT rstudio::core::Error rstudio::core::FilePath::createDirectory(const string&) const /var/lib/jenkins/workspace/IDE/open-source-pipeline