Things gone wrong

kf5.kservice.services: KServiceTypeTrader: serviceType "KOrganizer/Part" not found
org.kde.pim.kidentitymanagement: IdentityManager: There was no default identity. Marking first one as default.
org.kde.pim.incidenceeditor: free slot calculation: invalid range. range(  0 ) / mSlotResolutionSeconds( 900 ) =  0
terminate called after throwing an instance of 'Akonadi::PayloadException'
  what():  Akonadi::PayloadException: Wrong payload type (requested: sp(0)<QByteArray>; present: sp(2)<KCalCore::Incidence*>