Error

FileChucker: load_prefs(): In order to use the human-test feature, you must enable one of the following settings:

$PREF{try_to_use_imagemagick_for_humantest}

$PREF{try_to_use_gd_for_humantest}

$PREF{try_to_use_convert_for_humantest}

You must also have either the ImageMagick Perl module installed (it is not currently installed),

or the GD and GD::Simple Perl modules installed (they are not currently installed),

or you must have ImageMagick's "convert" program available and set $PREF{convert_command} to its path.