Move the mod files into the Pojav directory on your phone to run the PC version directly on mobile without package installation errors.
Summary
Back up your existing worlds first! Save files can be found in Android/data/com.mojang.minecraftpe/files/games/com.mojang/ . Once uninstalled, try installing the Error 422 APK again.
Minecraft Error 422 is a "glitch" version designed to be unstable. It intentionally features a broken main menu, erratic mob behavior, and visual artifacts. If the game looks "broken" but is running, that might actually mean the fix worked!
Android's security sandbox prevents the game from creating required save folders.
: The Error 422 mod has a built-in "anti-cheat" that will instantly crash the game if you try to enable Creative mode or cheats during world creation. Configuration Fixes
on your Android device, you aren't alone. This specific error typically happens when the game fails to download required files from the Minecraft servers