The other ones' 3ds crashed when i'm trying to join their battle in ssb for 3ds

[Joshua8600PNID]

Are you describing one or two issues?

@shinii-365

they can’t even get back to the home menu ‘cause the systems’ crashed without error code.

1. For their crash, can we see a screenshot of the crash screen, if possible?

@shinii-365

when i try again,i found a new stranger without mii icon join the battle and i can’t join yhe battle neither.i didn’t remember what the reason was because it was japanese and it didn’t have error code.

2. Can you check your NAT type?

[Guide] Detecting your NAT type on Wii U and 3DS consoles

[Detecting NAT type on Wii U and 3DS (Guide)] Before I begin, I would like to thank @piplupness and @PN_quarky for helping me test this, as well as some initial information posted by @numerofoxtheglaceon_ on Pretendo’s Discord server. I initially started working on this after information was very vague on how to decode a code that the Connection Test outputs, all I had to go from when I started was a message on a Wii homebrew forum. This is by no means complete yet, we still don’t fully know…