Re: Panic: file imap-sieve-storage.c: line 216 (imap_sieve_add_mailbox_event): assertion failed: (ismt->src_box == NULL || ismt->src_box == src_box)

12 Jan 2026


      I'm having the exact same issue on multiple servers after upgrading from 2.3.x
to 2.4.2.
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Massimiliano Torromeo