Here’s what causes it and how to fix it:
: For issues specifically involving the Wii Menu, navigate to Wii > shared2 > sys within your user folder and delete the folder while emulation is stopped. Android-Specific Fix dolphin iosfs failed to write new fst
Dolphin stores the virtual NAND in a folder on your actual computer (usually inside Dolphin Emulator/Wii ). Here’s what causes it and how to fix