[Kamailio-Users] ERROR:core:receive_msg: no via found in reply

Hello, I am seeing the following message repeatedly in my log file. I am guessing I have a server or servers misbehaving. Where might I be able to check for this error condition and log appropriately? I have attached my current configuration file for reference. Thanks! Geoff Apr 10 11:45:40 atl-sipgateway2 /usr/local/sbin/kamailio[15487]: ERROR:core:receive_msg: no via found in reply Apr 10 11:45:42 atl-sipgateway2 /usr/local/sbin/kamailio[15490]: ERROR:core:receive_msg: no via found in reply Apr 10 11:45:46 atl-sipgateway2 /usr/local/sbin/kamailio[15490]: ERROR:core:receive_msg: no via found in reply Apr 10 11:45:50 atl-sipgateway2 /usr/local/sbin/kamailio[15507]: ERROR:core:receive_msg: no via found in reply Apr 10 11:45:54 atl-sipgateway2 /usr/local/sbin/kamailio[15497]: ERROR:core:receive_msg: no via found in reply Apr 10 11:45:58 atl-sipgateway2 /usr/local/sbin/kamailio[15491]: ERROR:core:receive_msg: no via found in reply Apr 10 11:46:02 atl-sipgateway2 /usr/local/sbin/kamailio[15490]: ERROR:core:receive_msg: no via found in reply Apr 10 11:46:06 atl-sipgateway2 /usr/local/sbin/kamailio[15485]: ERROR:core:receive_msg: no via found in reply Apr 10 11:47:46 atl-sipgateway2 /usr/local/sbin/kamailio[15485]: ERROR:core:receive_msg: no via found in reply Apr 10 11:47:47 atl-sipgateway2 /usr/local/sbin/kamailio[15486]: ERROR:core:receive_msg: no via found in reply Apr 10 11:47:48 atl-sipgateway2 /usr/local/sbin/kamailio[15507]: ERROR:core:receive_msg: no via found in reply Apr 10 11:47:50 atl-sipgateway2 /usr/local/sbin/kamailio[15503]: ERROR:core:receive_msg: no via found in reply Apr 10 11:47:54 atl-sipgateway2 /usr/local/sbin/kamailio[15492]: ERROR:core:receive_msg: no via found in reply Apr 10 11:47:58 atl-sipgateway2 /usr/local/sbin/kamailio[15485]: ERROR:core:receive_msg: no via found in reply Apr 10 11:48:02 atl-sipgateway2 /usr/local/sbin/kamailio[15490]: ERROR:core:receive_msg: no via found in reply Apr 10 11:48:06 atl-sipgateway2 /usr/local/sbin/kamailio[15491]: ERROR:core:receive_msg: no via found in reply Apr 10 11:48:10 atl-sipgateway2 /usr/local/sbin/kamailio[15492]: ERROR:core:receive_msg: no via found in reply