Super smash bros. is not working! please fix!

Enter a description of your issue here, in full detail.
Super Smash Bros. for 3DS is not working. Whenever I clicked on the game, it says that Mii Data is missing and to dump my system archives. When I clicked on continue, it says that a fetal error occurred.

System Information
64-bit operating system, x64-based processor

Diagnostic Log
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citra_log.txt (48.6 KB)

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I found some issues in that log that need resolving:

No, that’s not what I mean. Before the game would work on Citra but now it doesn’t anymore, so I’m asking if you can fix the problem.