Error code 60000 ACCF Wii U

[Hero of Winds]

Okay I already posted this at the gate but I think this is more of the right place. I tried to play with friends but there was an error code 60000 and I dont know how to fix it. Can someone please help?

 

[Prof Gallows]

http://www.nintendo.com/consumer/wfc/en_na/ds/results.jsp?error_code=60000&system=Wii&locale=en_US



TLDR;

It's a problem with your connection.