diff --git a/workflow/engine/src/BusinessModel/Cases.php b/workflow/engine/src/BusinessModel/Cases.php
index 121d1d833..81275f248 100644
--- a/workflow/engine/src/BusinessModel/Cases.php
+++ b/workflow/engine/src/BusinessModel/Cases.php
@@ -37,7 +37,7 @@ class Cases
         $dir = isset( $dataList["dir"] ) ? $dataList["dir"] : "DESC";
         $sort = isset( $dataList["sort"] ) ? $dataList["sort"] : "APP_CACHE_VIEW.APP_NUMBER";
         $start = isset( $dataList["start"] ) ? $dataList["start"] : "0";
-        $limit = isset( $dataList["limit"] ) ? $dataList["limit"] : "25";
+        $limit = isset( $dataList["limit"] ) ? $dataList["limit"] : "config";
         $filter = isset( $dataList["filter"] ) ? $dataList["filter"] : "";
         $process = isset( $dataList["process"] ) ? $dataList["process"] : "";
         $category = isset( $dataList["category"] ) ? $dataList["category"] : "";
@@ -47,8 +47,8 @@ class Cases
         $action = isset( $dataList["action"] ) ? $dataList["action"] : "todo";
         $paged = isset( $dataList["paged"] ) ? $dataList["paged"] : true;
         $type = "extjs";
-        $dateFrom = isset( $dataList["dateFrom"] ) ? substr( $dataList["dateFrom"], 0, 10 ) : "";
-        $dateTo = isset( $dataList["dateTo"] ) ? substr( $dataList["dateTo"], 0, 10 ) : "";
+        $dateFrom = (!empty( $dataList["dateFrom"] )) ? substr( $dataList["dateFrom"], 0, 10 ) : "";
+        $dateTo = (!empty( $dataList["dateTo"] )) ? substr( $dataList["dateTo"], 0, 10 ) : "";
         $first = isset( $dataList["first"] ) ? true :false;
 
         $valuesCorrect = array('todo', 'draft', 'paused', 'sent', 'selfservice', 'unassigned', 'search');
@@ -56,6 +56,55 @@ class Cases
             throw (new \Exception('The value for $action is incorrect.'));
         }
 
+        $start = (int)$start;
+        $start = abs($start);
+        if ($start != 0) {
+            $start--;
+        }
+        if ($limit == 'config') {
+            G::LoadClass("configuration");
+            $conf = new \Configurations();
+            $generalConfCasesList = $conf->getConfiguration('ENVIRONMENT_SETTINGS', '');
+            if (isset($generalConfCasesList['casesListRowNumber'])) {
+                $limit = (int)$generalConfCasesList['casesListRowNumber'];
+            } else {
+                $limit = 25;
+            }
+        } else {
+            $limit = (int)$limit;
+        }
+        if ($sort != 'APP_CACHE_VIEW.APP_NUMBER') {
+            $sort = G::toUpper($sort);
+            $columnsAppCacheView = \AppCacheViewPeer::getFieldNames(\BasePeer::TYPE_FIELDNAME);
+            if (!(in_array($sort, $columnsAppCacheView))) {
+                $sort = 'APP_CACHE_VIEW.APP_NUMBER';
+            }
+        }
+        $dir = G::toUpper($dir);
+        if (!($dir == 'DESC' || $dir == 'ASC')) {
+            $dir = 'DESC';
+        }
+        if ($process != '') {
+            Validator::proUid($process, '$pro_uid');
+        }
+        if ($category != '') {
+            Validator::catUid($category, '$cat_uid');
+        }
+        $status = G::toUpper($status);
+        $listStatus = array('TODO', 'DRAFT', 'COMPLETED', 'CANCEL', 'OPEN', 'CLOSE');
+        if (!(in_array($status, $listStatus))) {
+            $status = '';
+        }
+        if ($user != '') {
+            Validator::usrUid($user, '$usr_uid');
+        }
+        if ($dateFrom != '') {
+            Validator::isDate($dateFrom, 'Y-m-d', '$date_from');
+        }
+        if ($dateTo != '') {
+            Validator::isDate($dateTo, 'Y-m-d', '$date_to');
+        }
+
         if ($action == 'search' || $action == 'to_reassign') {
             $userUid = ($user == "CURRENT_USER") ? $userUid : $user;
             if ($first) {
@@ -139,13 +188,19 @@ class Cases
         } else {
             $result['total'] = $result['totalCount'];
             unset($result['totalCount']);
-
-            $result['start'] = $start;
+            $result['start'] = $start+1;
             $result['limit'] = $limit;
-            $result['sort']  = $sort;
-            $result['category'] = $category;
-            $result['process']  = $process;
+            $result['sort']  = G::toLower($sort);
+            $result['dir']   = G::toLower($dir);
+            $result['cat_uid']  = $category;
+            $result['pro_uid']  = $process;
             $result['search']   = $search;
+            if ($action == 'search') {
+                $result['app_status'] = G::toLower($status);
+                $result['usr_uid'] = $user;
+                $result['date_from'] = $dateFrom;
+                $result['date_to'] = $dateTo;
+            }
         }
         return $result;
     }
diff --git a/workflow/engine/src/Services/Api/ProcessMaker/Cases.php b/workflow/engine/src/Services/Api/ProcessMaker/Cases.php
index 03a0389ed..822c4e5af 100644
--- a/workflow/engine/src/Services/Api/ProcessMaker/Cases.php
+++ b/workflow/engine/src/Services/Api/ProcessMaker/Cases.php
@@ -22,8 +22,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -37,8 +37,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -51,8 +51,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -69,8 +69,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -84,8 +84,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -98,8 +98,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -116,8 +116,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -131,8 +131,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -145,8 +145,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -163,8 +163,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -178,8 +178,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -192,8 +192,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -210,8 +210,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -225,8 +225,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -239,8 +239,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -257,8 +257,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -272,8 +272,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -286,8 +286,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -304,8 +304,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -319,8 +319,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -333,8 +333,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -351,8 +351,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -366,8 +366,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -380,8 +380,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -398,8 +398,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -413,8 +413,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -427,8 +427,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -445,8 +445,8 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
      * @param string $search {@from path}
      * @return array
      *
@@ -460,8 +460,8 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
+        $cat_uid = '',
+        $pro_uid = '',
         $search = ''
     )
     {
@@ -474,8 +474,8 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);
@@ -492,9 +492,9 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
-     * @param string $status {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
+     * @param string $app_status {@from path}
      * @param string $user {@from path}
      * @param string $dateFrom {@from path}
      * @param string $dateTo {@from path}
@@ -511,9 +511,9 @@ class Cases extends Api
         $limit = 25,
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
-        $status = '',
+        $cat_uid = '',
+        $pro_uid = '',
+        $app_status = '',
         $user = '',
         $dateFrom = '',
         $dateTo = '',
@@ -529,9 +529,9 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
-            $dataList['status'] = $status;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
+            $dataList['status'] = $app_status;
             $dataList['user'] = $user;
             $dataList['dateFrom'] = $dateFrom;
             $dataList['dateTo'] = $dateTo;
@@ -551,10 +551,10 @@ class Cases extends Api
      * @param string $start {@from path}
      * @param string $limit {@from path}
      * @param string $dir {@from path}
-     * @param string $category {@from path}
-     * @param string $process {@from path}
-     * @param string $status {@from path}
-     * @param string $user {@from path}
+     * @param string $cat_uid {@from path}
+     * @param string $pro_uid {@from path}
+     * @param string $app_status {@from path}
+     * @param string $usr_uid {@from path}
      * @param string $dateFrom {@from path}
      * @param string $dateTo {@from path}
      * @param string $search {@from path}
@@ -567,15 +567,15 @@ class Cases extends Api
      */
     public function doGetCasesListAdvancedSearchPaged(
         $start = 0,
-        $limit = 25,
+        $limit = 'config',
         $sort = 'APP_CACHE_VIEW.APP_NUMBER',
         $dir = 'DESC',
-        $category = '',
-        $process = '',
-        $status = '',
-        $user = '',
-        $dateFrom = '',
-        $dateTo = '',
+        $cat_uid = '',
+        $pro_uid = '',
+        $app_status = '',
+        $usr_uid = '',
+        $date_from = '',
+        $date_to = '',
         $search = ''
     )
     {
@@ -588,12 +588,12 @@ class Cases extends Api
             $dataList['limit'] = $limit;
             $dataList['sort'] = $sort;
             $dataList['dir'] = $dir;
-            $dataList['category'] = $category;
-            $dataList['process'] = $process;
-            $dataList['status'] = $status;
-            $dataList['user'] = $user;
-            $dataList['dateFrom'] = $dateFrom;
-            $dataList['dateTo'] = $dateTo;
+            $dataList['category'] = $cat_uid;
+            $dataList['process'] = $pro_uid;
+            $dataList['status'] = $app_status;
+            $dataList['user'] = $usr_uid;
+            $dataList['dateFrom'] = $date_from;
+            $dataList['dateTo'] = $date_to;
             $dataList['search'] = $search;
             $oCases = new \BusinessModel\Cases();
             $response = $oCases->getList($dataList);