https://bugs.kde.org/show_bug.cgi?id=457402
Bug ID: 457402
Summary: QObject::connect(KWin::InputMethod,
KWin::EffectsHandlerImpl): invalid nullptr parameter
Product: kwin
Version: git master
Platform: Other
OS: Linux
Status: REPORTED
Severity: normal
Priority: NOR
Component: core
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
SUMMARY
EffectsHandlerImpl::EffectsHandlerImpl(Compositor *compositor, Scene *scene)
{
connect(kwinApp()->inputMethod(), &InputMethod::panelChanged, this,
&EffectsHandlerImpl::inputPanelChanged);
}
This line throws the following warning into console output on start:
QObject::connect(KWin::InputMethod, KWin::EffectsHandlerImpl): invalid
nullptr parameter
STEPS TO REPRODUCE
1. Start KWin
OBSERVED RESULT
Input method is null, but code attempts to bind to its signals.
EXPECTED RESULT
???
SOFTWARE/OS VERSIONS
Operating System: Arch Linux
KDE: git master
Qt Version: 5.15.5
Kernel Version: 5.18.14-arch1-1 (64-bit)
Graphics Platform: X11
Processors: 8 × Intel® Core™ i7-6700HQ CPU @ 2.60GHz
Memory: 15.6 GiB of RAM
Graphics Processor: NVIDIA GeForce GTX 970M/PCIe/SSE2
Manufacturer: ASUSTeK COMPUTER INC.
Product Name: G752VT
System Version: 1.0
ADDITIONAL INFORMATION
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