Re: Dovecot sieve filters

On 9/19/21 21:24, j.emerlik wrote:

Error: sieve: report-ham: line 1: the envelope extension cannot be used in this context (needs access to message envelope)

My guess would be that the envelope is not available because this is sieve running in IMAP, not during delivery.

If the From: header is also good, maybe try if address :is "from" "*" { .. }