Undefined symbol: ast_unregister_modem_driver (Undocumented)

Hello,

I recently upgraded from a pre 1.0 release of asterisk to 1.09 along with chan_capi 0.5.4 how when I start asterisk I get the following error.

…Aug 22 23:50:16 WARNING[689]: loader.c:258 ast_load_resource: /usr/lib/asterisk/modules/chan_modem_i4l.so: undefined symbol: ast_unregister_modem_driver

Running on Debian 3.0R1 (2.4.18) with AVM fritz card

Asterisk was running fine for months before the upgrade. Cannot find anyone else reporting this problem on any forum or through google.

Have removed all traces of * using manually as well as “make clean” Still no joy.

Help gratefully received…