Am 06.07.2021 um 00:44 schrieb Boris Borzic:
> Martin Altmann <email@example.com> wrote in
>> I found out, that on the server having the problems, filterrequest is
>> not been called with every request. Some of the called functions will
>> call filterrequest before sending back the response - in that cases the
>> headers will be set properly.
>> Other requests do not trigger filterrequest been called. Any idea what
>> might be the cause?
> Browser caching?
nope - the was my first thought as well. Did happen the same way with a