minor fixes

ot_admin/Classes/Controller/SiteController.php

@@ -1875,7 +1875,7 @@ class SiteController extends ActionController
         $data['network'] = $stmt->fetch();
 
         $stmt = $cnn->prepare(
-            "SELECT p.username, a.id, s.product
+            "SELECT p.username, p.id as person_id, s.product
                       FROM opentalent.Person p 
                         INNER JOIN opentalent.Access a ON p.id = a.person_id
                         INNER JOIN opentalent.Settings s on a.organization_id = s.organization_id
@@ -2147,7 +2147,7 @@ class SiteController extends ActionController
         ];
 
         $queryBuilder = $this->connectionPool->getQueryBuilderForTable('be_users');
-        if ($updateUid) {
+        if ($updateUid != null) {
             $q = $queryBuilder->update('be_users')->where($queryBuilder->expr()->eq('uid', $updateUid));;
             foreach ($values as $k => $v) {
                 $q->set($k, $v);