Re: BUG #18858: client does not support server version newer than 15.12 but actual version is 15.8.1

PG Bug reporting form <noreply@postgresql.org> writes:
> When running 
> "barman receive-wal pg"
> with postgres 15.8.1

There is no such release as "15.8.1"; we stopped using three-part
version numbers years ago.

> barman.command_wrappers INFO: pg: pg_receivewal: error: incompatible server
> version 15.8.1; client does not support streaming from server versions newer
> than 15.12

pg_receivewal is evidently confused by the bogus version value it's
getting.  Where did you get this server from?

			regards, tom lane