BAMT 1.2 random hand and crash on every rig i have

[barabashko]

I have 3 rigs all with bamt and all of them hanging and crashing randomly im so tired i need help since im having sex with them about 5 days already.

Now i have "kernel 251.130495 code cf 4b cl 8b 53 04 85 d2 74 18 8b 03 85 c0 89 02
74 03 89 50 04 c7 03 00 00 00 00 c7 43 04 00 00 00 00 00

kernel 451.130533 eip [<cl0c2486>] generic_detach_inode+0xe7/0x139 ss:esp 0068:f2a43f44"

i tryed different flash drives and different settings. I tryed stock clocking and OC. I tryed downvolting. I tryed different PSU's, nothing helps it still hang up.
And i dont know the reason.
fans allways at 100%

System is :
mobo: msi fm2-a85xa-g43 + 4 risers 1-16x
cpu : a4 4000 box (with box cooler and stock heatsink)
cards: 4x280x
ram: 2x4gb
psu: 2 x 1000wt (1kwt per 2cards)

please, help!