Qubes OS 4.2.0-rc4 is available for testing

[gonzalo-bulnes]

Not a direct reply, only cross-referencing for visibility because the issue(s) described in the topic also affects RC4:

AppVMs fail to start on 4.2.0 RC-3

Hi everyone, I’ve installed and used 4.2.0 RC2 on a new framework computer and it worked well (I had some issue with screensaver which seems to be fixed in new versions). However, when I install RC3, no AppVM would start. The first indication is during installation, where I get an error message about sys-firewall failing due to libxenlight failing to create sys-net. Then when I start Qubes, I can’t see any application in the menu fo any of the appVM, and I get a similar error message when I tr…