[Bug 70153] System Settings crashes when trying to open printer dialouge the first time

[Andrew Hunter]

Public bug reported:

The printer dialouge crashes when I try and open it after restarting.
After that, it opens fine.

See attached backtraces.

** Affects: kde-systemsettings (Ubuntu)
     Importance: Undecided
         Status: Unconfirmed

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System Settings crashes when trying to open printer dialouge the first time
https://launchpad.net/bugs/70153