I had the same problem after upgrading from Leap 15.2 to Leap 15.3. I opened ~/.icewm/theme and commented out the selected theme. Then I rebooted and the problem was gone. The theme I commented out was :
Thanks. There’s no ~/.icewm/theme in my installation, but this got me on the right track.
Simply selecting another theme from the IceWM menu did the trick. No need to reboot or even restart IceWM. There was a bit of a challenge knowing which menu item to click, since the text had disappeared. Fortunately I had another, unpatched machine to consult.
I would post the URL to an image showing the visible menu text but the forum appears to prevent this.
I’m not able to log into the OpenSuse Bugzilla using my forum credentials. But I tried. So somebody over there presumably now has my password to this portal. Just think of the power!
Bugzilla is the working name of any web site that runs Bugzilla software. The URLs here represent individual bug reports. $SUBJECT has had several reports filed, and has had multiple reports dup’d to the first report.