I am getting this error while making a PSTN outgoing call through PRI card using FreeTDM Module.

2013-04-05 15:04:03.454536 [DEBUG] switch_event.c:1608 Parsing variable [voiceMessageID]=[109]
2013-04-05 15:04:03.454536 [DEBUG] switch_event.c:1608 Parsing variable [respreqd]=[1]
2013-04-05 15:04:03.454536 [DEBUG] switch_event.c:1608 Parsing variable [mobnum]=[9818324290]
2013-04-05 15:04:03.454536 [DEBUG] switch_event.c:1608 Parsing variable [lang]=[en]
2013-04-05 15:04:03.454536 [DEBUG] switch_event.c:1608 Parsing variable [ignore_early_media]=[true]
2013-04-05 15:04:03.454536 [DEBUG] switch_event.c:1608 Parsing variable [continue_on_fail]=[true]
f42a6418-9dd3-11e2-b11d-6fb3d8274ed5 2013-04-05 15:04:03.454536 [NOTICE] mod_freetdm.c:1766 Close Channel N/A [CS_NEW]
f42a6418-9dd3-11e2-b11d-6fb3d8274ed5 2013-04-05 15:04:03.454536 [DEBUG] switch_core_state_machine.c:568 () Running State Change CS_DESTROY
f42a6418-9dd3-11e2-b11d-6fb3d8274ed5 2013-04-05 15:04:03.454536 [DEBUG] switch_core_state_machine.c:578 (N/A) State DESTROY
f42a6418-9dd3-11e2-b11d-6fb3d8274ed5 2013-04-05 15:04:03.454536 [DEBUG] switch_core_state_machine.c:578 (N/A) State DESTROY going to sleep
2013-04-05 15:04:03.454536 [NOTICE] switch_ivr_originate.c:2636 Cannot create outgoing channel of type [freetdm] cause: [NORMAL_CIRCUIT_CONGESTION]
2013-04-05 15:04:03.454536 [DEBUG] switch_ivr_originate.c:3601 Originate Resulted in Error Cause: 34 [NORMAL_CIRCUIT_CONGESTION]
2013-04-05 15:04:03.454536 [DEBUG] ftdm_state.c:541 [s1c1][1:1] Executing state processor for DIALING

The calls are not being dialled properly despite of the channels being free to use.

Please help me getting out of this issue.

-Ashish