D9805: Show error message to the user

[Frederik Schwarzer]

schwarzer added a comment.


  In https://phabricator.kde.org/D9805#189154, @aacid wrote:
  
  > I just realzied this is not how you use QMEsasgebox critical.
  >
  > Since it's static you just do QMessageBox::critical(...)
  
  
  Thanks for pointing that out.
  
  > Second one should be Prefs::background and not Prefs::tileSet?
  
  Of course. Copy&Paste error. -_-
  
  Thanks for the review. I will upload an updated patch tomorrow. :)

REVISION DETAIL
  https://phabricator.kde.org/D9805

To: schwarzer, #kde_games
Cc: aacid
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