Seems to be a downstream issue. I downloaded the same package version but from the repos for Debian Sid and it works.
http://ftp.debian.org/debian/pool/main/a/asterisk-opus/asterisk- opus_13.7+20171009-2_amd64.deb -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1879387 Title: Opus module fail to load (Ubuntu 20.04) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/asterisk-opus/+bug/1879387/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs