tdehwdevicetray/TCC crashes when removing LUKS key #57

TDE R14.1.0-dev

setup a LUKS disk
right click tdehwdevicetray -> Configure Hardware... -> Disk -> double click your LUKS disk -> select LUKS tab
make sure you have at least 2 password keyslow active (if you have only one, add a new key to the disk)
delete an active key. tdehwdevicetray crashes

[TDECrash handler]
#5  0x00007fb434785a6b in TQGListIterator::TQGListIterator (this=0x7fffd1ad90f0, l=...) at tools/qglist.cpp:1400
#6  0x00007fb430ab872b in TQPtrListIterator<TQFileInfo>::TQPtrListIterator (this=0x7fffd1ad90f0, l=...) at /usr/include/tqt3/ntqptrlist.h:161
#7  0x00007fb430ab56f8 in DevicePropertiesDialog::cryptLUKSDelKey (this=0x556dca1ea430)

TCC -> Peripherals -> Hardware Device Manager also crashes doing the same action.