Version: (using KDE 4.2.4) Compiler: gcc-4.3.3 OS: Linux Installed from: Slackware Packages Example reproduction: Enable the Show Desktop Widget Enable the Device Notifier Widget Click the Device Notifier Widget, so it's PopUp-Overlay appears. Click the Show Desktop Widget Repeat the procedure once more After that that, the Device Notifier Widget's PopUp-Overlay no more appears. Description: This problem appears with with the battery-widget and every widget using a PopUp-Overlay.
This occurs with effects on and off. You have to remove the device notifier and then re-add it, to get it work again.
The problem is no more present at 4.3