Two days ago we have released MyArcadePlugin Pro v5.64. It is a maintenance release that solves known issues and the new version is fully compatible with the upcoming WordPress 3.5.
Changelog: MyArcadePlugin Pro v5.64

  • New: Extended debugger class to log translation API requests
  • Fix: Plugin localisation / translation (use prefix on .mo files: myarcadeplugin-de_DE.mo)
  • Fix: Leaderboard doesn’t refresh if there is already a highscore available
  • Fix: Wrong external cron URL displayed on MyArcadePlugin Dashboard
  • Fix: User ID not set properly on cron publishing
  • Fix: MyArcadeFeed handling

You will be notified on your WordPress Dashboard about the new version and you can update with a single click.