[Asterisk-Users] app_rxfax.so and app_txfax.so

[Doug Lytle]

Support Internet.net wrote:

> I'm wanted to do Asterisk+spandsp working. I have installed spandsp 
> and apply the patch without any errors. I have recompiled Asterisk and 
> When I try to start it, the output say :
>  [app_txfax.so]Jan 23 15:17:12 WARNING[3022]: loader.c:325 
> __load_resource: /usr/lib/asterisk/modules/app_txfax.so: undefined 
> symbol: span_set_message_handler
>

Just a guess, You've installed more then one version of spandsp.  Remove 
all modules and libraries and re-install spandsp.

Doug