PacketPeep always defaults to 1962 protocol data and thus message names will be inaccurate if you load replays or captures from other versions.
https://github.com/themeldingwars/PacketPeep/blob/main/PacketPeep/Systems/PacketDB.cs#L24C38-L24C59
There is a warning about this in logs but its easy to miss as they are sent before all the parsing errors.