If you are seeing the same errors as above when trying to restart your Litespeed application node, follow the steps below:
1. On the AppServer level, click on the wrench icon to access Config. Then, navigate to /var/lib/jelastic/overrides/litespeed-service.lib
2. Search for SetLogLevel and comment out each result by putting a # symbol in front of it.
3. After saving the file, you can now try restarting the node.