I try to play super smash and it say i had the fetal error bug and crash

Issue:
Enter a description of your issue here, in full detail.
help me whean i got super smash bros 3ds and it say i had a fetal erroe crash and bug can yall help me

System Information

Diagnostic Log

In order to save a copy of the log, follow this guide:
https://community.citra-emu.org/t/how-to-upload-the-log-file/296

Follow the instructions in our FAQ page regarding config block.

how i find config block in FAQ

You can use CTRL + F in almost every browser to search a web page. Just type in config block and it should take you straight to the entry.