netbox-community-netbox/netbox/templates/exceptions/permission_error.html

{% extends '500.html' %}
{% load i18n %}

{% block message %}
  <p>
    {% trans "A file permission error was detected while processing this request. Common causes include the following:" %}
  </p>
  <p>
    <i class="mdi mdi-alert"></i>
    <strong>{% trans "Insufficient write permission to the media root" %}.</strong>
    {% blocktrans trimmed with media_root=settings.MEDIA_ROOT %}
      The configured media root is <code>{{ media_root }}</code>. Ensure that the user NetBox runs as has access to
      write files to all locations within this path.
    {% endblocktrans %}
  </p>
{% endblock message %}