#3315047 - Fix FilesLogController not allowing for null values

  <tr><td colspan="2"><strong>{{ "Message"|t }}:</strong><pre>{{ message }}</pre></td></tr>

</table>',

      '#context' => [

        'type' => $log['type'],

        'severity' => $this->getLogLevelLabel($log['severity']),

        'type' => $log['type'] ?? '',

        'severity' => isset($log['severity']) && is_numeric($log['severity'])

          ? $this->getLogLevelLabel($log['severity']) : '',

        'user' => $user instanceof UserInterface && $user->id() != '0'

          ? '<a href="' . $user->toUrl()->toString() . '">' . $user->label() . '</a>'

          : $this->t('Anonymous (not verified)'),

        'date' => DrupalDateTime::createFromTimestamp($log['timestamp'] ?? 0)->format('Y-m-d H:i:s'),

        'uri' => $log['request_uri'],

        'referer' => $log['referer'],

        'message' => $log['message'],

        'uri' => $log['request_uri'] ?? '',

        'referer' => $log['referer'] ?? '',

        'message' => $log['message'] ?? '',

      ],

    ];

  }