The core of that string—01009B90006DC800—is the Title ID.
In the Nintendo Switch ecosystem, every piece of software has a unique 16-character hexadecimal ID.
Think of it as the game's DNA. While you and I see "Super Mario Maker 2," the console only sees 01009B90006DC800. This is crucial for emulation (like on Yuzu or Ryujinx) because it tells the emulator exactly which game to load shaders or save files for. Super Mario Maker 2 -01009B90006DC800--v393216-...
Super Mario Maker 2 features Versus and Co-op modes for up to 4 players. The netcode is serviceable but not perfect (even after v393216). Tips:
Online matchmaking error logs often list Title ID and version. If you see 01009B90006DC800 and v393216, you are on the latest version. Older versions (e.g., v262144 = 4.0.0) could fail to connect to Nintendo’s servers, as they enforce version parity. The core of that string— 01009B90006DC800 —is the
If you are seeing this Title ID pop up in an error message, here is the most likely scenario and how to fix it.
The Master Sword power-up (added in Version 2.0.0, earlier than v393216) turns Mario into Link. Use arrows, bombs, and sword swings to enable puzzle-solving that wasn’t possible before. Think of it as the game's DNA
If your Switch tells you that the software associated with 01009B90006DC800 is corrupted, it usually means the game files have been partially downloaded or damaged.
Released in June 2019 for the Nintendo Switch, Super Mario Maker 2 is the sequel to the Wii U cult hit. It allows players to design, share, and play custom 2D Mario levels using assets from multiple game styles: Super Mario Bros., Super Mario Bros. 3, Super Mario World, New Super Mario Bros. U, and (added post-launch) Super Mario 3D World.
Unlike its predecessor, Super Mario Maker 2 introduced:
Introduce a mechanic (e.g., On/Off switches), repeat it with light variation, then subvert it in a surprising way. Avoid random enemy spam.