Bug 510100

Summary: Cannot select a previously selected application after de-selecting it by clicking in the empty area below the list items
Product: [Applications] plasma-systemmonitor Reporter: Patrick Silva <bugseforuns>
Component: generalAssignee: KSysGuard Developers <ksysguard-bugs>
Status: RESOLVED FIXED    
Severity: normal CC: ahiemstra, chocolateimage, kdedev, nate, plasma-bugs-null
Priority: NOR    
Version First Reported In: 6.4.90   
Target Milestone: ---   
Platform: Arch Linux   
OS: Linux   
Latest Commit: https://invent.kde.org/plasma/plasma-systemmonitor/-/commit/c2191417efcd8b10c33df49be7946acb366c42ba Version Fixed/Implemented In: 6.5.0
Sentry Crash Report:

Description Patrick Silva 2025-09-30 15:37:38 UTC 
STEPS TO REPRODUCE
1. open System Monitor
2. click on "Applications" in the left side
3. select any application
4. click on empty space below the applications list - the app selected in the step 3 is deselected
5. click on the same application selected in the step 3

OBSERVED RESULT
the clicked app is not selected in the last step

EXPECTED RESULT
the app clicked in the last step is selected

SOFTWARE/OS VERSIONS
Operating System: Arch Linux 
KDE Plasma Version: 6.4.90
KDE Frameworks Version: 6.18.0
Qt Version: 6.10.0
Graphics Platform: Wayland
Comment 1 TraceyC 2025-09-30 15:41:18 UTC 
Confirmed on today's git-master
Comment 2 Bug Janitor Service 2025-10-06 14:54:48 UTC 
A possibly relevant merge request was started @ https://invent.kde.org/plasma/plasma-systemmonitor/-/merge_requests/389
Comment 3 Arjen Hiemstra 2025-10-07 08:04:07 UTC 
Git commit 1197130389ec59942489a367e6a1226728a6e8bd by Arjen Hiemstra.
Committed on 06/10/2025 at 14:54.
Pushed by ahiemstra into branch 'master'.

table: Clear current index if selection was cleared

Otherwise we end up in a situation where current and selected are not in
sync, resulting in problems re-selecting the current row.

M  +21   -0    src/table/BaseTableView.qml

https://invent.kde.org/plasma/plasma-systemmonitor/-/commit/1197130389ec59942489a367e6a1226728a6e8bd
Comment 4 Arjen Hiemstra 2025-10-07 13:03:02 UTC 
*** Bug 505858 has been marked as a duplicate of this bug. ***
Comment 5 Arjen Hiemstra 2025-10-14 12:19:44 UTC 
Git commit c2191417efcd8b10c33df49be7946acb366c42ba by Arjen Hiemstra.
Committed on 14/10/2025 at 12:13.
Pushed by ahiemstra into branch 'Plasma/6.5'.

table: Clear current index if selection was cleared

Otherwise we end up in a situation where current and selected are not in
sync, resulting in problems re-selecting the current row.


(cherry picked from commit 1197130389ec59942489a367e6a1226728a6e8bd)

Co-authored-by: Arjen Hiemstra <ahiemstra@heimr.nl>

M  +21   -0    src/table/BaseTableView.qml

https://invent.kde.org/plasma/plasma-systemmonitor/-/commit/c2191417efcd8b10c33df49be7946acb366c42ba