Confirm that you can use the system root token to act as the system root user:
-<notextile><pre><code>
-$ curl -H "Authorization: Bearer $system_root_token" https://<span class="userinput">ClusterID.example.com</span>/arvados/v1/users/current
+<notextile><pre><code>$ curl -H "Authorization: Bearer $system_root_token" https://<span class="userinput">ClusterID.example.com</span>/arvados/v1/users/current
</code></pre></notextile>
h3. Troubleshooting