Puntuado con 4 de 5 estrellas

por dilbar el Oct. 17, 2017 ·

If one mail failed (due to wrong email/else) during schedule process that stuck another last all mails in outbox....if anyone facing this issue please reply for solution.

Esta valoración es de una versión anterior del complemento (6.3.1). 

de Jonathan Kamens (desarrollador) el Oct. 17, 2017 ·

I agree that this is annoying.

Unfortunately, it's a Thunderbird bug, not a bug in Send Later. I reported it to the maintainers of Thunderbird almost six years ago: https://bug635044.bugzilla.mozilla.org/show_bug.cgi?id=749654 . Unfortunately, they still haven't fixed it.