Gradius 5 [SLPM 62462] (J)

Hmmmm.... looks like it is indeed related :
"
...
CdRead: 52841, nSectors=64, RetryCnt=100, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 52905, nSectors=64, RetryCnt=100, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 52969, nSectors=64, RetryCnt=100, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 53033, nSectors=64, RetryCnt=100, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 53097, nSectors=64, RetryCnt=100, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 53161, nSectors=64, RetryCnt=100, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 53225, nSectors=64, RetryCnt=100, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 53289, nSectors=6, RetryCnt=100, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 53295, nSectors=1, RetryCnt=100, Speed=18(85), ReadMode=1(2) (1074=38a0d)
loadmodule: fname cdrom0:\MODULES\MCMAN.IRX;1 args 0 arg

CdRead: 23, nSectors=1, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 2157, nSectors=8, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 2165, nSectors=8, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 2173, nSectors=8, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 2181, nSectors=8, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 2189, nSectors=8, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 2197, nSectors=7, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
padman: *** VBLANK OVERLAP ***
loadcore RegisterLibraryEntries (c7f8c): mcman
loadmodule: id 31, ret 2

loadmodule: fname cdrom0:\MODULES\MCSERV.IRX;1 args 0 arg

CdRead: 2204, nSectors=4, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
loadcore RegisterLibraryEntries (de8fc): mcserv
loadmodule: id 32, ret 2

sifcmd sceSifRegisterRpc (de9f8): rpc_id 80000400
loadmodule: fname cdrom0:\MODULES\SDRDRV.IRX;1 args 0 arg

CdRead: 2230, nSectors=5, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
loadcore RegisterLibraryEntries (e2348): sdrdrv
loadmodule: id 33, ret 1

loadmodule: fname cdrom0:\MODULES\CDVDSTM.IRX;1 args 0 arg

CdRead: 1970, nSectors=8, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 1978, nSectors=8, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
CdRead: 1986, nSectors=1, RetryCnt=10, Speed=18(85), ReadMode=1(2) (1074=38a0d)
loadcore RegisterLibraryEntries (e53e0): cdvdstm
loadmodule: id 34, ret 2"

But I don't know what to do... cannot access your link...