Hacking Mario Cart? Gamecube Games? not working on softmod.

[habbah]

i have a 4.1u wii, cioscorp 3.6? ( the newest one ) and i have some issues im wondering if anyone can help me with?

1) Mario cart gets an error

2) gamecube games crash my wii and gets a error (real gamecube disks not backups)
3) wii just displays a black screen when entering wii settings

help plz