If the game hangs on a black screen, check the following variables:

Loadiine GX2 requires games to be unpacked into a specific three-folder directory structure. If you have a .wud or .wux file, you must use a tool like WiiU Image Share or Uneriis to extract it into the Loadiine format. The Required Folder Structure

Verify that you see the code , content , and meta directories.

I can help guide you through the exact file transfers or homebrew modifications you need! www.nintendo.com Manual - SUPER MARIO 3D WORLD™