Last point as usual: Make sure that you have the latest version of Wireshark, maybe you are using an older version where these protocols arent added yet. Updating/Reinstalling can fix corrupted files sometimes.[/li][/list]
Wireshark has supported Bitcoin-related traffic since version 1.10, so that's a while ago. However, the reason I wanted to highlight the point you raised is that on the Wireshark site, bitcoin support seems to have been excluded from certain versions:
SourceSo if OP uses such a version, it is quite possible that the traffic is not displayed correctly. By the way, the same question was also asked here recently, you can find more starting points there:
How to use Wireshark to identify Bitcoin/Lightning P2P packets