I tried updating to 6.0.1.83 via the Server Admin page. I am running Lucee 6 as a combined Server. I do have two context running on this box. This is a development box so not a major issue on the update but I have never seen this before.
Don’t forget to tell us about your stack!
OS: Windows 10
Java Version: Java 11.2.22
Jetty Version: 10.0,16
Lucee Version: 6.0.0.585