error output running lipstick from commandline:

two errors i detected:

1.
[W] unknown:278 - file:///usr/share/lipstick-jolla-home-qt5/switcher/Switcher.qml:278:35: Unable to assign [undefined] to QQmlComponent*

2.
WARNING: virtual int HWComposerNativeWindow::setBufferCount(int): allocated only 0 buffers out of 2

for error number 2 I found some notes of you here:
https://github.com/libhybris/libhybris/issues/250