any value other than $config['imap_cache'] = null; system fails.

[gessel]

Prerequisites

• [X] I have searched for duplicate or closed issues
• [X] I can recreate the issue with all plugins disabled

Describe the issue

setting a value for imap_cache other than null (tested db, redis, apc) results in error message

Oops... something went wrong!
An internal error has occurred. Your request cannot be processed at this time.

For administrators: Please check the application and/or server error logs for more information.

the errors logged are

[Mon Sep 16 10:57:03.772702 2024] [proxy_fcgi:error] [pid 55322:tid 7955028957952] [remote 10.2.69.2:40280] AH01071: Got error 'PHP message: PHP Fatal error:  Uncaught Error: Undefined constant "redis" in /usr/local/www/roundcube/config/config.inc.php:87\nStack trace:\n#0 /usr/local/www/roundcube/program/lib/Roundcube/rcube_config.php(313): include()\n#1 /usr/local/www/roundcube/program/lib/Roundcube/rcube_config.php(202): rcube_config->load_from_file()\n#2 /usr/local/www/roundcube/program/lib/Roundcube/rcube_config.php(97): rcube_config->load()\n#3 /usr/local/www/roundcube/program/lib/Roundcube/rcube.php(117): rcube_config->__construct()\n#4 /usr/local/www/roundcube/program/include/rcmail.php(91): rcube->__construct()\n#5 /usr/local/www/roundcube/index.php(43): rcmail::get_instance()\n#6 {main}\n  thrown in /usr/local/www/roundcube/config/config.inc.php on line 87', referer: https://cube.blackrosetech.com/?_task=mail&_token=3Ek6jMn5eZYIbcgnhNm2gm2sLcwrEoaE

[Mon Sep 16 10:58:12.184729 2024] [proxy_fcgi:error] [pid 55322:tid 7955029475328] [remote 10.2.69.2:41930] AH01071: Got error 'PHP message: PHP Fatal error:  Uncaught Error: Undefined constant "db" in /usr/local/www/roundcube/config/config.inc.php:87\nStack trace:\n#0 /usr/local/www/roundcube/program/lib/Roundcube/rcube_config.php(313): include()\n#1 /usr/local/www/roundcube/program/lib/Roundcube/rcube_config.php(202): rcube_config->load_from_file()\n#2 /usr/local/www/roundcube/program/lib/Roundcube/rcube_config.php(97): rcube_config->load()\n#3 /usr/local/www/roundcube/program/lib/Roundcube/rcube.php(117): rcube_config->__construct()\n#4 /usr/local/www/roundcube/program/include/rcmail.php(91): rcube->__construct()\n#5 /usr/local/www/roundcube/index.php(43): rcmail::get_instance()\n#6 {main}\n  thrown in /usr/local/www/roundcube/config/config.inc.php on line 87', referer: https://cube.blackrosetech.com/?_task=mail&_token=3Ek6jMn5eZYIbcgnhNm2gm2sLcwrEoaE

What browser(s) are you seeing the problem on?

Chrome

What version of PHP are you using?

8.2.23

What version of Roundcube are you using?

1.6.9,1

JavaScript errors

No response

PHP errors

No response

[alecpl]

The configuration value needs to be in quotes, i.e. 'db'.

[gessel]

dude... thanks. Duh. working now.

Also, I could not find an example of a FreeBSD redis socket config so in case anyone is googling as I did for a redis_hosts config directive, this worked for me:

$config['redis_hosts'] = ['unix:///tmp/redis.sock'];