Disappearing Close (x) Button in Title Bar

[maycne.sonahoz]

No such issue here on KDE x11 stable.

Have you looked for error messages?

[HowTo] Find error logs

Difficulty: ★☆☆☆☆ The first step for troubleshooting an issue is to find an error log: a trace produced by an application when failing/crashing, and providing the first trail a user/developer can follow to fix it. 1. Reach a usable system Obviously, it will be impossible to acquire those logs if you can’t have access to a usable system. See: [HowTo] Reach a minimal system 2. Find the faulty application If you don’t know which application failed – this is usually the case on a system or gra…