If you need a on official Pokémon 3DS updates, let me know. Otherwise, treat the above as fictional.

Mandatory for accessing the Festival Plaza, Wonder Trade, and GTS. Patch Notes & Glitch Fixes 1. Move Crash Resolution

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Version 1.2 was officially pushed to resolve game-breaking glitches impacting the Battle Spot and live tournaments. If you run vanilla version 1.0 or 1.1, specific moves used in local or simulated battles will hard-freeze your system.