There are 223 instances of kmozillahelper running on my system. I have two firefox instances running, two tabs in each, but that doesn't matter. One firefox and one tab - 223 kmozillahelpers. That's 2 GB of memory and much worse, I can't launch anything else. As an example, trying to start yast. 2024-01-16T09:10:10.076615-08:00 linux-h0w6 kdesu[8995]: qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found. 2024-01-16T09:10:10.076794-08:00 linux-h0w6 kdesu[8995]: This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.#012#012Available platform plugins are: eglfs, linuxfb, minimal, minimalegl, offscreen, vnc, wayland-egl, wayland, wayland-xcomposite-egl, wayland-xcomposite-glx, xcb. 2024-01-16T09:10:10.178292-08:00 linux-h0w6 plasmashell[8852]: kf.kio.gui: Failed to register new cgroup: "app-org.opensuse.YaST-f155db47ef884e449f7c90c3d6ee0e9b.scope" "org.freedesktop.DBus.Error.UnixProcessIdUnknown" "Process with ID 8991 does not exist. I can't even open another firefox instance. This is a very recent problem.