Hi All, I'm trying to use nibblebill "pause" function for a particular call but the call session locked after the call hangup. Dialplan, <extension name="outofcredit"> <condition field="destination_number" expression="^(outofcredit)$"> <action application="set" data="hangup_after_bridge=true"/> <action application="set" data="nibble_rate=0"/> <action application="nibblebill" data="pause"/> <action application="answer"/> <action application="playback" data="$${sounds_dir}/en/us/callie/misc/8000/misc-your_call_has_been_terminated.wav"/> <action application="hangup"/> </condition> </extension> Call logs, 2013-07-30 20:38:33.360312 [DEBUG] switch_core_state_machine.c:48 sofia/sipinterface_2/4668@192.168.0.106 Standard HANGUP, cause: NONE 2013-07-30 20:38:33.360312 [DEBUG] switch_core_state_machine.c:676 (sofia/sipinterface_2/4668@192.168.0.106) State HANGUP going to sleep 2013-07-30 20:38:33.360312 [DEBUG] switch_core_state_machine.c:689 (sofia/sipinterface_2/4668@192.168.0.106) Callstate Change ACTIVE -> HANGUP 2013-07-30 20:38:33.360312 [DEBUG] switch_core_state_machine.c:446 (sofia/sipinterface_2/4668@192.168.0.106) State Change CS_HANGUP -> CS_REPORTING 2013-07-30 20:38:33.360312 [DEBUG] switch_core_session.c:1340 Send signal sofia/sipinterface_2/4668@192.168.0.106 [BREAK] 2013-07-30 20:38:33.360312 [DEBUG] switch_core_state_machine.c:415 (sofia/sipinterface_2/4668@192.168.0.106) Running State Change CS_REPORTING 2013-07-30 20:38:33.360312 [DEBUG] switch_core_state_machine.c:761 (sofia/sipinterface_2/4668@192.168.0.106) State REPORTING 2013-07-30 20:38:33.360312 [DEBUG] switch_core_state_machine.c:92 sofia/sipinterface_2/4668@192.168.0.106 Standard REPORTING, cause: NONE 2013-07-30 20:38:33.360312 [DEBUG] switch_core_state_machine.c:761 (sofia/sipinterface_2/4668@192.168.0.106) State REPORTING going to sleep 2013-07-30 20:38:33.360312 [DEBUG] switch_core_state_machine.c:440 (sofia/sipinterface_2/4668@192.168.0.106) State Change CS_REPORTING -> CS_DESTROY 2013-07-30 20:38:33.360312 [DEBUG] switch_core_session.c:1340 Send signal sofia/sipinterface_2/4668@192.168.0.106 [BREAK] 2013-07-30 20:38:33.360312 [DEBUG] switch_core_session.c:1548 Session 3 (sofia/sipinterface_2/4668@192.168.0.106) Locked, Waiting on external entities show channels & uuid_kill, freeswitch@internal> show channels uuid,direction,created,created_epoch,name,state,cid_name,cid_num,ip_addr,dest,application,application_data,dialplan,context,read_codec,read_rate,read_bit_rate,write_codec,write_rate,write_bit_rate,secure,hostname,presence_id,presence_data,callstate,callee_name,callee_num,callee_direction,call_uuid,sent_callee_name,sent_callee_num f161cb1c-f914-11e2-92d1-35a97464e755,inbound,2013-07-30 20:38:31,1375187911,sofia/sipinterface_2/4668@192.168.0.106 ,CS_EXECUTE,4668,4668,192.168.0.133,0,playback,/usr/local/freeswitch/sounds/en/us/callie/misc/8000/misc-your_call_has_been_terminated.wav,XML,out_bound,PCMA,8000,64000,PCMA,8000,64000,, sip.wit.net.my,4668@192.168.0.106,,ACTIVE,,,,,, 1 total. freeswitch@internal> uuid_kill f161cb1c-f914-11e2-92d1-35a97464e755 -ERR No such channel! freeswitch@internal> May i know is there any way to release the locked session? or is it a bug in freeswitch ? Thanks, dc