Error start Qtstalker.

Good evening. Tell me what I'm doing wrong. Collected for h9combo-enigma-develop-warrior branch,all work.Added for assembly qtstalker,qthhbbtv-collects without errors-qtwebkit_5.9.8.But when you start the plugin, immediately crash.

compiledate=Feb 26 2020
skin=FullHDLine/skin.xml
sourcedate=2020-02-24
branch=develop
rev=0bda094
component=Enigma2

stbmodel=h9combo
stbmodel=h9combo
kernelcmdline=root=/dev/mmcblk0p23 rootsubdir=linuxrootfs4 rootfstype=ext4 kernel=/dev/mmcblk0p22 console=ttyAMA0,115200 blkdevparts=mmcblk0:1M(fastboot),1M(bootargs),18M(recovery),2M(bootoptions),2M(deviceinfo),4M(baseparam),4M(pqparam),4M(logo),40M(fastplay),20M(kernel),20M(trustedcore),4M(misc),1024M(system),150M(vendor),306M(dvb),256M(cache),50M(private),8M(securestore),16M(linuxkernel1),16M(linuxkernel2),16M(linuxkernel3),16M(linuxkernel4),-(userdata) hbcomp=/dev/block/mmcblk0p13 mem=937M mmz=ddr,0,0,48M vmalloc=500M
nimsockets=NIM Socket 0:
imageissue=openpli develop %h


Traceback (most recent call last):
  File "/usr/lib/enigma2/python/Components/ActionMap.py", line 57, in action
  File "/usr/lib/enigma2/python/Screens/PluginBrowser.py", line 144, in save
  File "/usr/lib/enigma2/python/Screens/PluginBrowser.py", line 148, in run
  File "/usr/lib/enigma2/python/Plugins/Extensions/QtStalker/plugin.py", line 158, in setup
    session.open(StalkerEdit)
  File "/usr/lib/enigma2/python/mytest.py", line 296, in open
    dlg = self.current_dialog = self.instantiateDialog(screen, *arguments, **kwargs)
  File "/usr/lib/enigma2/python/mytest.py", line 239, in instantiateDialog
    return self.doInstantiateDialog(screen, arguments, kwargs, self.desktop)
  File "/usr/lib/enigma2/python/mytest.py", line 263, in doInstantiateDialog
    dlg.applySkin()
  File "/usr/lib/enigma2/python/Components/GUISkin.py", line 154, in applySkin
  File "/usr/lib/enigma2/python/Components/GUISkin.py", line 30, in createGUIScreen
  File "/usr/lib/enigma2/python/Components/GUIComponent.py", line 105, in GUIcreate
  File "/usr/lib/enigma2/python/Components/VariableText.py", line 24, in postWidgetCreate
TypeError: in method 'eLabel_setText', argument 2 of type 'std::string const &'