Managesieve: Fatal: Plugin 'sieve_imapsieve' not found from directory /usr/lib64/dovecot/sieve

[emlarsen (Mark Larsen)]

I solved this issue with the following post.

Problems with eMail / Dovecot

It seems that dovecot-pigeonhole is missing. You could try to install it with yum dovecot-pigeonhole. Here’s what I have: [root@nethservice ~]# rpm -q dovecot-pigeonhole dovecot-pigeonhole-2.2.36-3.el7.x86_64