Hi, when I start asterisk with libss7 support I get the following error message: > asterisk -c ... [ Booting... [ Reading Master Configuration ] [ Initializing Custom Configuration Options ] [May 30 15:22:29] NOTICE[8122]: cdr.c:1387 do_reload: CDR simple logging enabled. [May 30 15:22:29] NOTICE[8122]: loader.c:873 load_modules: 94 modules will be loaded. ...............................................SIP channel loading... [May 30 15:22:29] ERROR[8122]: chan_zap.c:8180 mkintf: Unable to set clear mode on clear channel -2 of span 32767: Bad file descriptor [May 30 15:22:29] WARNING[8122]: chan_zap.c:14125 process_zap: Unable to register pseudo channel! ..... == No hardware transcoders found. ........................................ ] Asterisk Ready. *CLI> Because the chan_zap.c line 8122 is in a HAVE_SS7 block, I hope this is the right forum. Any ideas what this errors mean? Thanks, Andreas SW/HW configuration: -------------------- OS: OpenSuse 10.3 Zaptel: SVN-branch-1.4-r4315 libss7: SVN-trunk-r171 Asterisk: SVN-trunk-r118178M