diff --git a/workflow/engine/src/ProcessMaker/Model/CaseList.php b/workflow/engine/src/ProcessMaker/Model/CaseList.php
index 3d7a09168..5190babb3 100644
--- a/workflow/engine/src/ProcessMaker/Model/CaseList.php
+++ b/workflow/engine/src/ProcessMaker/Model/CaseList.php
@@ -207,6 +207,10 @@ class CaseList extends Model
                 continue;
             }
             $uscSetting = json_decode($userConfig->USC_SETTING);
+            if (!is_object($uscSetting)) {
+                $uscSetting = (object) $uscSetting;
+            }
+
             if (!property_exists($uscSetting, $type)) {
                 continue;
             }
diff --git a/workflow/engine/src/ProcessMaker/Services/Api/CaseList.php b/workflow/engine/src/ProcessMaker/Services/Api/CaseList.php
index eea57b9a5..6a73cc53d 100644
--- a/workflow/engine/src/ProcessMaker/Services/Api/CaseList.php
+++ b/workflow/engine/src/ProcessMaker/Services/Api/CaseList.php
@@ -6,6 +6,7 @@ use Exception;
 use G;
 use Luracast\Restler\RestException;
 use ProcessMaker\Model\CaseList as CaseListBusinessModel;
+USE ProcessMaker\Model\User;
 USE ProcessMaker\Model\UserConfig;
 use ProcessMaker\Services\Api;
 use RBAC;
@@ -39,7 +40,12 @@ class CaseList extends Api
      */
     public function doPost(array $request_data)
     {
-        $ownerId = $this->getUserId();
+        // Get user numeric identifier
+        $userUid = $this->getUserId();
+        $user = User::select(['USR_ID'])->where('USR_UID', '=', $userUid)->first();
+        $ownerId = $user->USR_ID;
+
+        // Get cases list
         $caseList = CaseListBusinessModel::createSetting($request_data, $ownerId);
         $caseList = CaseListBusinessModel::getAliasFromColumnName($caseList->toArray());
         return $caseList;
@@ -57,7 +63,12 @@ class CaseList extends Api
      */
     public function doPut(int $id, array $request_data)
     {
-        $ownerId = $this->getUserId();
+        // Get user numeric identifier
+        $userUid = $this->getUserId();
+        $user = User::select(['USR_ID'])->where('USR_UID', '=', $userUid)->first();
+        $ownerId = $user->USR_ID;
+
+        // Get cases list
         $caseList = CaseListBusinessModel::updateSetting($id, $request_data, $ownerId);
         if (is_null($caseList)) {
             throw new RestException(Api::STAT_APP_EXCEPTION, G::LoadTranslation('ID_DOES_NOT_EXIST'));