Even with a perfect set of files, issues happen. Here are fixes for common errors:
Using (Windows):
(Wii Backup File System) format is the de-facto standard for playing Wii game backups on original hardware. For a collection of 217 games, this format is highly efficient because it "scrubs" or removes the "junk data" (empty padding and update partitions) from a standard 4.37GB ISO disc image, often reducing file sizes to a few hundred megabytes or a few gigabytes depending on the game. Key Benefits of .wbfs for Large Collections Significant Space Savings 217 Wii games. -wbfs format-