# Testing certbot

**URL:** <https://community.letsencrypt.org/t/testing-certbot/207090>\
**Category:** Help\
**Created:** [October 23, 2023, 7:29am UTC](https://community.letsencrypt.org/t/testing-certbot/207090 "2023-10-23T07:29:25Z")\
**Posts on this page:** 1\
**Showing post:** 3

<div class="post-metadata">

**Author:** ![Krischu](https://sea3.discourse-cdn.com/letsencrypt/user_avatar/community.letsencrypt.org/krischu/32/78266_2.png) [@Krischu](https://community.letsencrypt.org/u/Krischu)\
**Post date:** [October 23, 2023, 7:56am UTC](https://community.letsencrypt.org/t/testing-certbot/207090/3 "2023-10-23T07:56:45Z")

</div>

Some more datapoints:

in /var/syslog I find:

```nohighlight
Oct 22 06:33:56 mail certbot[34963]: Failed to renew certificate mail.kukulies.org with error: The requested apache plugin does not appear to be installed

```

In this forum I found:

> [@The requested apache plugin does not appear to be installed](https://community.letsencrypt.org/t/the-requested-apache-plugin-does-not-appear-to-be-installed/95682/2):
>
> H…

about this issue, but neither the apt package can be found nor the cited link works (Error 404)

```nohighlight
root@mail:/var/log# certbot plugins
Saving debug log to /var/log/letsencrypt/letsencrypt.log

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
* standalone
Description: Spin up a temporary webserver
Interfaces: Authenticator, Plugin
Entry point: standalone = certbot._internal.plugins.standalone:Authenticator

* webroot
Description: Place files in webroot directory
Interfaces: Authenticator, Plugin
Entry point: webroot = certbot._internal.plugins.webroot:Authenticator
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
root@mail:/var/log# 

```

To answer your question about system timers:

```nohighlight
Mon 2023-10-23 19:08:37 CEST 8h left Mon 2023-10-23 09:27:36 CEST 49min ago certbot.timer certbot.service

```

Meanwhile I got into the right direction. My apache2 had start problems. Some modules were missing. Mainly `apt install python3-certbot-apache` and some others. (I neglected apache2 a bit, since it was not primarily the goal to run a web server. mail server is the primary task)

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_[View the full topic](https://community.letsencrypt.org/t/testing-certbot/207090)._