Asterisk ERROR[25967] res_pjsip.c: Unable to retrieve PJSIP transport 'transport-udp' since upgrade to 3.1.5-4

Reporting an Issue
3

After setting all trunks of all the tennants to disable en then back to enable the problems seems solved.
The problem was that on incomming calls from trunks this error was created in asterisk and asterisk refused the calls.