Automated filters in Zoneminder not running.

Zoneminder depend on perl modules. If an automated filter routine does not work, it may be because of missing modules.
To figure out what is missing run zmfilter in console.

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:/usr/local/bin$ sudo ./zmfilter.pl

If the problem lies with perl, you will find it complaining for a missing module.
Install a missing module with the command shown below. In my case I [...]