There have been a lot of updates recently. One busted the subject line (no longer includes the category) and now no mail goes out at all. Users are very unhappy. I don’t know how to start debugging this issue. Where can I error logs and I recall there is some page about sidekiq queues and so on, but…

Mail does not go out after recent update

Ethsim2 (Ethan ) 17 januari 2026 om 09:53 6

I confirm hundreds of failed sidekiq jobs on latest-release +103

Topic		Antwoorden	Weergaven
Emails have stopped sending - end of file reached Support	27	4581	23 februari 2021
Sidekiq got error when sending mail after upgrade to latest version Support sidekiq	2	87	4 maart 2025
Severe Email Issue since last update a couple days ago - 3.4.0.beta4-dev Support	25	396	16 februari 2025
Email failing with network timeout Support	5	1187	29 december 2018
See the failed jobs in Sidekiq. (MailGun) failing to send emails Support email	7	107	8 juli 2025