[Freeswitch-users] unable to load module. mod_gsmopen.so ( Invalid ELF header )

hi, i am unable to load module, when i try to load modules (mod_gsmopen) in freeswitch CLI. seem error like .... freeswitc->freeswitc->freeswitc-> load mod_gsmopen+OK Reloading XML -ERR [module load file routine returned an error]2012-04-30 15:34:14.843048 [CRIT] switch_loadable_module.c:1300 Error Loading module /usr/local/freeswitch/mod/mod_gsmopen.so **/usr/local/freeswitch/mod/mod_gsmopen.so: invalid ELF header** 2012-04-30 15:34:14.843048 [INFO] mod_enum.c:812 ENUM Reloaded freeswitc-> freeswitc-> !Please help