Hello, you can use mailling list to help about it. https://www.kamailio.org/w/mailing-lists/
your error related to configuration that cannot find carrierroute config file
`an 08 22:36:49 kamatl03 /usr/sbin/kamailio[12955]: INFO: carrierroute [carrierroute.c:213]: mod_init(): use file as configuration source Jan 08 22:36:49 kamatl03 /usr/sbin/kamailio[12955]: ERROR: carrierroute [carrierroute.c:215]: mod_init(): can't stat config file`
Have a look at the documents [carrierroute](http://kamailio.org/docs/modules/5.2.x/modules/carrierroute.html#idm10313584...)