help me with AR2 V1.7 and 30004 v3

[jesaispasquoimettreiciLOL]

need help and info
i have a lot of problem with ar 1.7
i have used v1.3 and no problem for all boot
now i use 1.7 and problem starting!!
very difficult to boot ps2 game with or without EA method
now i don't press x for start but O+R1
and boot work 1 times for 5
boot dvdr >not work backup dvdr spin and stop
i use correct method for all boot (i'm sure)
have you an explication ??or help ??
sorry for my english
thank