[Help] Client crashes at level 10

[oleg35]

my server using

# Enable 2nd class change simple mode
# Default: false
gameserver.enable.simple.2ndclass = true

and i we try 2 diferent clients and they crash at level 10, some one know how to fix it ?

[MentaL]

[oleg35]

recompiled & changed client - fixed
#mod close this threat