I am setting up three RetroPies - one for the living room, one connected to an old CRT TV in my office, and one connected via an HDMI switch to one of my PC monitors. All three use identical hardware ...
VFS : Unable to mount root fs on unknown-block (179,2) The articles I can find online state I can edit the commandcfg file, but the SD card is now write protected, so I can't format or edit the file.