after latest updates dolphin->share->send via bluetooth stops working

[luca pedrielli <luca.pedrielli@gmail.com>]

Hi,

today i tried to send via bluetooth an image with dolphin->share->send 
via bt but only a blank panel appears.

in .xsession-errors:

-----------------------------------------------------------------------------------------------------------------------------------------------------------

qrc:/JobDialog.qml:28: TypeError: Cannot read property 'pluginName' of 
undefined
missing mandatory argument "device"
missing mandatory argument "device"
file:///usr/share/purpose/bluetoothplugin_config.qml:20:1: module 
"QtQuick.Controls" version 2.5 is not installed
qrc:/org/kde/purpose/PurposeWizard.qml:40: TypeError: Type error
-----------------------------------------------------------------------------------------------------------------------------------------------------------

still working in buster.

Best, Luca.