Created attachment 156745 [details] scroll bar and dialog content jitters up and down SUMMARY In "System Settings - Workspace - Window Management - Window Rules" page, when editing or creating rules, "Add property to the rule" dialog would jitter when scrolling using mouse to drag the scroll bar. STEPS TO REPRODUCE 1. Open "System Settings - Workspace - Window Management - Window Rules", and click "Add New..." button 2. In the newly opened "New window settings" page, click "Add Property..." button 3. Try scrolling down the "Add property to the rule" dialog using mouse to drag the scroll bar OBSERVED RESULT The scroll bar and dialog content jitters up and down EXPECTED RESULT The scroll bar and dialog content scrolls down smoothly SOFTWARE/OS VERSIONS Linux/KDE Plasma: KDE Plasma Version: 5.27.1 KDE Frameworks Version: 5.103.0 Qt Version: 5.15.8+kde+r181-1 ADDITIONAL INFORMATION
*** This bug has been marked as a duplicate of bug 449275 ***