10.6.4 installed but most apps crash
 

Hi every one

Ok so i have some problems I hope some one can help with at least some of

1 Apps crash itunes and all of the ones that make osx work better on a amd like Marvin's AMD Utility, Maximus and{AMD_sysenter_10.6.4_patcher note this will run but know one can tell me what to with it.
Most the apps chash and I get sysnter trap x3

2 audio my broad uses 889a but can't make that work

3 bootloader this is fine from a cd but not the hd I get boot0 boot0 checking boot0 ok then nothing


my rig is
ma785gmt-ud2h
amd phenom2 x3 720
8 gigs of 1600 ram
ati 5670 gpu
all sata dvd and 3 hd 1 with windows7 1 with snow 10.6.4 1 with leopard 10.5.4

please help if you can thanks