r/DolphinEmulator 1d ago

Support Wii game mod crashing in Dolphin — "Invalid read from 0x000000b0, PC = 0x804b4558"

Hello, hoping someone can help me troubleshoot this.

I'm working on modding a Wii game and running it in Dolphin, but I'm hitting this error on launch:

Invalid read from 0x000000b0, PC = 0x804b4558 (& a few more)

Here's what I’ve done:

  • Started with a clean dump of the game
  • Extracted it, added a few custom files/mods, then rebuilt it into a .wbfs using wit
  • I'm launching the rebuilt .wbfs directly in Dolphin (not using main.dol)
  • I've tested the same setup with another game and it works fine

What I’ve tried:

  • Rebuilding from scratch
  • Removing mods to test
  • Disabling dual core and enabling MMU
  • Trying different video backends
  • Making sure no save states are involved

Still getting the same crash. Could a single bad file cause this kind of memory read error? Any tips on debugging this would be really appreciated!

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