title: 404 after Artifactory Pro upgrade from 6.x to 7.x
body: <p>After upgrading from 6.16 to the freshest (7.2.1) I get 404 when trying to access the UI in browser.</p>
  
  <p>In <code>derby.log</code> I see the following: </p>
  
  <pre><code>Tue Mar 24 06:26:39 UTC 2020 Thread[localhost-startStop-2,5,main] (XID = 67000717), (SESSIONID = 3), (DATABASE = /opt/jfrog/artifactory/var/data/artifactory/derby), (DRDAID = null), Cleanup action starting
  Tue Mar 24 06:26:39 UTC 2020 Thread[localhost-startStop-2,5,main] (XID = 67000717), (SESSIONID = 3), (DATABASE = /opt/jfrog/artifactory/var/data/artifactory/derby), (DRDAID = null), Failed Statement is: INSERT INTO access_configs (config_name, modified, data) VALUES (?, ?, ?) with 3 parameters begin parameter #1: shared.security.joinKey :end parameter begin parameter #2: 1585031199475 :end parameter begin parameter #3: BLOB:Length=93 :end parameter
  ERROR 23505: The statement was aborted because it would have caused a duplicate key value in a unique or primary key constraint or unique index identified by 'ACCESS_CONFIGS_PK' defined on 'ACCESS_CONFIGS'.
  
  </code></pre>