Do you have a good dump of the game that has not been converted to nkit? Nkit can and has caused issues in the past. If you right-click the game in Dolphin's list > Properties > Verify tab > Verify, Dolphin can check if you have a good game dump
Otherwise, post your Dolphin settings here so we can see how you have Dolphin setup. If you can't upload pictures due to new account restrictions, you can upload to an image hosting site like Imgur and post a link here
Otherwise, post your Dolphin settings here so we can see how you have Dolphin setup. If you can't upload pictures due to new account restrictions, you can upload to an image hosting site like Imgur and post a link here