#REDNAND Wii U
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GBAtemp.net - The Independent Video Game Community
What is this for?
If you are encountering Error Code 160-0103 "There is a Problem with the system memory" or your Wii U is freezing at bootup or during Factory Reset it is likely that the eMMC Chip is failing.
This tutorial goes into fixing this Error 160-0103, by using the SD card in the front...
here ya go