Linux Segmentation Fault + strace

[Muzero]

Hello to all,
RO doesn't run anymore at startup. I tried also in safe mode. I ckick the "enter game word" (Horus) and when the client update try to load the "character.sdb" , the rolelauncher goes in segmentation fault. this is the strace:

munmap(0xb64f5000, 4096) = 0
stat64("live/characters.sdb", {st_mode=S_IFREG|0644, st_size=65536, ...}) = 0
open("live/characters.sdb", O_RDWR|O_LARGEFILE) = 8
fstat64(8, {st_mode=S_IFREG|0644, st_size=65536, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb64f5000
_llseek(8, 0, [0], SEEK_SET) = 0
read(8, "CDLSDB\1\0\0\0.\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0 \0\0\0\0\0"..., 46) = 46
write(8, "INDXEND\317\377\0\0?\377\1\0\0\0\0\0XDNI"..., 23) = 23
close(8) = 0
munmap(0xb64f5000, 4096) = 0
stat64("live/characters.sdb", {st_mode=S_IFREG|0644, st_size=65536, ...}) = 0
open("live/characters.sdb", O_RDONLY|O_LARGEFILE) = 8
fstat64(8, {st_mode=S_IFREG|0644, st_size=65536, ...}) = 0
mmap2(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0xb64f5000
_llseek(8, 0, [0], SEEK_SET) = 0
read(8, "CDLSDB\1\0\0\0.\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0 \0\0\0\0\0"..., 46) = 46
read(8, "INDXEND\317\377\0\0?\377\1\0\0\0\0\0XDNIINDXPAR\2 47\366\0"..., 4096) = 4096
_llseek(8, 4142, [4142], SEEK_SET) = 0
_llseek(8, 61440, [61440], SEEK_SET) = 0
read(8, "anded\0\350\364\0\0\f\0\0\0stand_shield\0003\303\ 0\0\37\0"..., 4096) = 4096
_llseek(8, 126976, [126976], SEEK_SET) = 0
read(8, ""..., 4096) = 0
_llseek(8, 3903, [130879], SEEK_CUR) = 0
read(8, ""..., 4096) = 0
_llseek(8, 61440, [61440], SEEK_SET) = 0
read(8, "anded\0\350\364\0\0\f\0\0\0stand_shield\0003\303\ 0\0\37\0"..., 4070) = 4070
--- SIGSEGV (Segmentation fault) @ 0 (0) ---
+++ killed by SIGSEGV +++

I have an ATI 4500 on linux
thanks, Muzero