Error code 105-4256 - Wii U Forum

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I'm connected to the internet, tested it on the Wii U but I'm getting this error code when I try to System Update. What's up?

Nintendo Network ID: Mitsudude

Nintendo is having huge maintenance for 3DS and Wii U right now. They are doing something with Nintendo Eshop....

I own a Wii U and 3DS. I also own a PS4!

Master of the Hype Train

3DS Friend Code: 2921-9690-6053 | Nintendo Network ID: Mediking9

Ah so the problem or "error" is on their end then?

Nintendo Network ID: Mitsudude

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