Issue:
Qlik Sense Enterprise version February 2021 when trying to upgrade to May 2021 or higher version, there is no issue with upgrade but when accessing HUB and QMC getting a error message "An error occurred" "The proxy is waiting for a new session".
Environment
- Qlik Sense Enterprise (February 2021 version)
Troubleshooting and Resolution
-Checked all the Qlik services if running.
-Checked port 4900 is listening and if port 4900 is not listed do this article:
https://community.qlik.com/t5/Knowledge/TLS-and-SSL-Support-in-Qlik-Sense-How-to-configure-Qlik-Sens...
