Dolphin, the GameCube and Wii emulator - Forums

I did that and it loaded and went to the menu. I created a few
characters, and then went to to story. After that it got stuck again.
Now when I load it again, it gets stuck. Do I have to keep redumping it?

First of all, compare the hash of your ISO with the hash from redump.org.

that's the best method to see, if an ISO is broken.