SUMMARY
Can't make custom keybinding with custom applications (like something.sh) and execute them. Also can't export key combinations config (It just don't appear after save dialog)

STEPS TO REPRODUCE
1. Mess with system
2. Make script.sh
3. Try set on key bind
4. >>>"Systemsettings5" -> Key Combinations  -> try there, key bind just don't work -> Special actions -> make custom keybind there, but when press to make keybind, it still inactive and throws in consoile this "kf.guiaddons: Cannot record without a window"

Full log Systemsettings5 - https://pastebin.com/sixGGGik


OBSERVED RESULT

From Key Combinations menu, keybinding just don't work, from Special Actions, window for setting keybinding don't work


EXPECTED RESULT

Working keybinding


SOFTWARE/OS VERSIONS 
(testing branch)
Operating System: Manjaro Linux
KDE Plasma Version: 5.20.4
KDE Frameworks Version: 5.77.0
Qt Version: 5.15.2
Kernel Version: 5.10.4-2-MANJARO
OS Type: 64-bit
Processors: 12 × AMD Ryzen 5 3600 6-Core Processor
Memory: 15.6 ГиБ of RAM
Graphics Processor: GeForce GTX 970/PCIe/SSE2

ADDITIONAL INFORMATION