hi <br><br>I have try to build mod apllicatiion to dectect tone like mod_spandsp and I have error below:<br><br><b>2012-04-12 16:04:18.194204 [CRIT] switch_loadable_module.c:1300 Error Loading module /usr/local/freeswitch/mod/mod_tone.so<br>
**/usr/local/freeswitch/mod/mod_tone.so: undefined symbol: super_tone_rx_release**</b><br><br><br>Makefile:<br><br>BASE=../../../..<br>LOCAL_OBJS=common.o<br>LOCAL_LDFLAGS = -ljpeg -lz -lutil<br>include $(BASE)/build/molo    dmake.rules<br>
<br>Please tell me these lib that I need to build application?<br><br><br>B&amp;R <br><br>Dinh Thuc<br><div></div>