Hi André, > On 01. May, 2020, at 15:46, André Hänsel <andre@xxxxxxxx> wrote: > > Ok, I tried it with all the files in the pg_wal directory and it worked with one: the first one (lexicographically/hex). strange. Bug? I don't know. What is your PostgreSQL version? Mine is 12.2 compiled from source on the machine it runs on. Cheers, Paul