When I start Freeswitch I get the following error, How can I fix? 

Thanks

cjb

2013-11-14 17:15:43.193926 [CRIT] switch_loadable_module.c:1446 Error Loading module /usr/local/freeswitch/mod/mod_lua.so
**/usr/local/freeswitch/mod/mod_lua.so: undefined symbol: lua_callk**