https://bugs.kde.org/show_bug.cgi?id=500858
Bug ID: 500858
Summary: Can't turn on laptop display if plug in and out
external monitor when lid close, with "turn off screen
when lid off" in power settings.
Classification: Plasma
Product: kwin
Version: 6.3.0
Platform: Arch Linux
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: g311571...@gmail.com
Target Milestone: ---
SUMMARY
With "turn off screen when lid off" in power settings, close lid and plug in
external monitor, then plug out, internal monitor never turn back even if I
press some keys.
STEPS TO REPRODUCE
1. "turn off screen when lid off" in power settings
2. Close laptop lid
3. Plug in external monitor, wait it to display, disable laptop monitor
4. Pug out external monitor
5. Open lid, press whatever keys.
OBSERVED RESULT
Still black on laptop monitor. When I press some keys, journal says:
```
kwin_wayland_drm: Setting dpms mode failed!
```
I should only restart kwin-wayland to restore it.
EXPECTED RESULT
With any user interaction, internal monitor turn back.
SOFTWARE/OS VERSIONS
Operating System: Arch Linux
KDE Plasma Version: 6.3.0
KDE Frameworks Version: 6.10.0
Qt Version: 6.8.2
Kernel Version: 6.13.2-arch1-1 (64-bit)
Graphics Platform: Wayland
Processors: 20 × 12th Gen Intel® Core™ i7-12700H
Memory: 15.3 GiB of RAM
Graphics Processor: Intel® Iris® Xe Graphics
Manufacturer: HP
Product Name: OMEN by HP Laptop 16-b1xxx
ADDITIONAL INFORMATION
For lid open, we have had https://bugs.kde.org/show_bug.cgi?id=486604
Configure plasma to lock screen when close lid is a workaround.
MUST keep lid close when plug in external monitor can reproduce is.
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