Comment 2 for bug 1843537

Sorry working code should be:

redirect(get_config('wwwroot').'admin/users/uploadcsv.php')

in the same way i replaced all places where
<code>
'/admin/users/*'
</code>

exists with code:

<code>
get_config('wwwroot').'/admin/users/*'
</code>

Now it works on my system.