Dovecot startup failure with space in spam folder name

[lucagasparini]

Steps to reproduce

• mail module > Settings > Mailboxes > Spam
• customize Junk folder name using space character: "Junk folder"
• Save settings (dovecot is only reloaded)
• restart dovecot service: runagent -m mail1 systemctl --user restart dovecot

Expected behavior

• dovecot restarts without problems

Actual behavior

• dovecot does not restart and in the log reports this:

Jul 07 06:27:59 rl2 systemd[3910229]: Starting Dovecot IMAP, POP3, Sieve server...
Jul 07 06:28:03 rl2 dovecot[643582]: systemctl --user --quiet is-enabled clamav.service
Jul 07 06:28:04 rl2 systemd[3910229]: Started libcrun container.
Jul 07 06:28:04 rl2 dovecot[643621]: /usr/bin/bash: connect: Connection refused
Jul 07 06:28:04 rl2 dovecot[643621]: /usr/bin/bash: line 1: /dev/tcp/127.0.0.1/9288: Connection refused
Jul 07 06:28:05 rl2 dovecot[643616]: doveconf: Fatal: Error in configuration file /etc/dovecot/local.conf line 52: Expecting '{'
Jul 07 06:28:05 rl2 systemd[3910229]: dovecot.service: Main process exited, code=exited, status=75/TEMPFAIL
Jul 07 06:28:06 rl2 dovecot[643621]: /usr/bin/bash: connect: Connection refused
Jul 07 06:28:06 rl2 dovecot[643621]: /usr/bin/bash: line 1: /dev/tcp/127.0.0.1/9288: Connection refused
....

Components

• Mail 1.6.4

[DavidePrincipi]

In Testing, Mail 1.7.0-dev.1

Test case

Check the bug is not reproducible