[Dovecot] Problem after upgrade dovecot v2.0.8

[Timo Sirainen]

On 15.12.2010, at 17.30, Wilberth Perez wrote:

> auth: Error: Fatal: Dovecot version mismatch: Master is v2.0.8,
> dovecot-auth is v1.2.10 (if you don't care, set version_ignore=yes)
> log: Error: service(auth): child 3389 returned error 89 (Fatal failure)
> master: Error: service(auth): command startup failed, throttling

You probably set auth_executable explicitly in v1.2 and now v2.0 is trying to use the same old one. Make sure doveconf | grep dovecot-auth shows up empty (v2.0 binary is called auth, not dovecot-auth).