The latest patch for StarCraft II includes some bug fixes.
StarCraft II 2.1.5 Patch Notes
- Fixed an issue that could cause the post-game score screen to become stuck while loading.
- Fixed an issue that prevented replays generated in patch 2.1.3 from loading in newer versions of StarCraft II.
- Fixed an issue where Mac clients could freeze when experiencing a game application crash in Full Screen mode.
- Fixed an issue where the Hotkey UI panel would not appear correctly on initial selection.
Battle.net - StarCraft II 2.1.5 Patch Notes