diff --git a/workflow/engine/src/BusinessModel/DataBaseConnection.php b/workflow/engine/src/BusinessModel/DataBaseConnection.php
index ba055d98d..cd95698a0 100644
--- a/workflow/engine/src/BusinessModel/DataBaseConnection.php
+++ b/workflow/engine/src/BusinessModel/DataBaseConnection.php
@@ -109,6 +109,19 @@ class DataBaseConnection
             }
         }
 
+        if (isset($dataDBConnection['DBS_SERVER']) && $dataDBConnection['DBS_SERVER'] == '') {
+            throw (new \Exception("This 'dbs_server' is invalid"));
+        }
+
+        if (isset($dataDBConnection['DBS_DATABASE_NAME']) && $dataDBConnection['DBS_DATABASE_NAME'] == '') {
+            throw (new \Exception("This 'dbs_database_name' is invalid"));
+        }
+
+        if (isset($dataDBConnection['DBS_PORT']) &&
+            ($dataDBConnection['DBS_PORT'] == ''|| $dataDBConnection['DBS_PORT'] == 0)) {
+            throw (new \Exception("This 'dbs_port' is invalid"));
+        }
+
         if (isset($dataDBConnection['DBS_ENCODE'])) {
             $encodesExists = array();
             $dbs = new dbConnections();
@@ -306,7 +319,8 @@ class DataBaseConnection
      *
      * @return array
      */
-    public function getDbEngines () {
+    public function getDbEngines ()
+    {
         if (!class_exists('dbConnections')) {
             G::LoadClass('dbConnections');
         }
@@ -324,7 +338,8 @@ class DataBaseConnection
      *
      * @return string
      */
-    public function validateProUid ($pro_uid) {
+    public function validateProUid ($pro_uid)
+    {
         $pro_uid = trim($pro_uid);
         if ($pro_uid == '') {
             throw (new \Exception("The project with prj_uid: '', does not exist."));
@@ -346,7 +361,8 @@ class DataBaseConnection
      *
      * @return string
      */
-    public function validateDbsUid ($dbs_uid, $pro_uid) {
+    public function validateDbsUid ($dbs_uid, $pro_uid)
+    {
         $dbs_uid = trim($dbs_uid);
         if ($dbs_uid == '') {
             throw (new \Exception("The database connection with dbs_uid: '', does not exist."));
diff --git a/workflow/engine/src/BusinessModel/Event.php b/workflow/engine/src/BusinessModel/Event.php
index 05bba390f..da958c9b3 100644
--- a/workflow/engine/src/BusinessModel/Event.php
+++ b/workflow/engine/src/BusinessModel/Event.php
@@ -174,7 +174,8 @@ class Event
      *
      * @return string
      */
-    public function validateProUid ($pro_uid) {
+    public function validateProUid ($pro_uid)
+    {
         $pro_uid = trim($pro_uid);
         if ($pro_uid == '') {
             throw (new \Exception("The project with prj_uid: '', does not exist."));
@@ -195,7 +196,8 @@ class Event
      *
      * @return string
      */
-    public function validateEvnUid ($evn_uid) {
+    public function validateEvnUid ($evn_uid)
+    {
         $evn_uid = trim($evn_uid);
         if ($evn_uid == '') {
             throw (new \Exception("The event with evn_uid: '', does not exist."));
@@ -216,7 +218,8 @@ class Event
      *
      * @return string
      */
-    public function validateTasUid($tas_uid) {
+    public function validateTasUid($tas_uid)
+    {
         $tas_uid = trim($tas_uid);
         if ($tas_uid == '') {
             throw (new \Exception("The task with tas_uid: '', does not exist."));
@@ -237,7 +240,8 @@ class Event
      *
      * @return string
      */
-    public function validateTriUid($tri_uid) {
+    public function validateTriUid($tri_uid)
+    {
         $tri_uid = trim($tri_uid);
         if ($tri_uid == '') {
             throw (new \Exception("The trigger with tri_uid: '', does not exist."));
diff --git a/workflow/engine/src/BusinessModel/ProcessPermissions.php b/workflow/engine/src/BusinessModel/ProcessPermissions.php
index b73d3fa75..37884cfa1 100644
--- a/workflow/engine/src/BusinessModel/ProcessPermissions.php
+++ b/workflow/engine/src/BusinessModel/ProcessPermissions.php
@@ -304,7 +304,8 @@ class ProcessPermissions
      *
      * @return string
      */
-    public function validateProUid ($pro_uid) {
+    public function validateProUid ($pro_uid)
+    {
         $pro_uid = trim($pro_uid);
         if ($pro_uid == '') {
             throw (new \Exception("The project with prj_uid: '', does not exist."));
@@ -325,7 +326,8 @@ class ProcessPermissions
      *
      * @return string
      */
-    public function validateOpUid ($op_uid) {
+    public function validateOpUid ($op_uid)
+    {
         $op_uid = trim($op_uid);
         if ($op_uid == '') {
             throw (new \Exception("The process permission with op_uid: '', does not exist."));
@@ -346,7 +348,8 @@ class ProcessPermissions
      *
      * @return string
      */
-    public function validateUsrUid($usr_uid) {
+    public function validateUsrUid($usr_uid)
+    {
         $usr_uid = trim($usr_uid);
         if ($usr_uid == '') {
             throw (new \Exception("The user with usr_uid: '', does not exist."));
@@ -367,7 +370,8 @@ class ProcessPermissions
      *
      * @return string
      */
-    public function validateGrpUid($grp_uid) {
+    public function validateGrpUid($grp_uid)
+    {
         $grp_uid = trim($grp_uid);
         if ($grp_uid == '') {
             throw (new \Exception("The group with usr_uid: '', does not exist."));
@@ -388,7 +392,8 @@ class ProcessPermissions
      *
      * @return string
      */
-    public function validateTasUid($tas_uid) {
+    public function validateTasUid($tas_uid)
+    {
         $tas_uid = trim($tas_uid);
         if ($tas_uid == '') {
             throw (new \Exception("The task with tas_uid: '', does not exist."));
@@ -409,7 +414,8 @@ class ProcessPermissions
      *
      * @return string
      */
-    public function validateDynUid($dyn_uid) {
+    public function validateDynUid($dyn_uid)
+    {
         $dyn_uid = trim($dyn_uid);
         if ($dyn_uid == '') {
             throw (new \Exception("The dynaform with dynaforms: '', does not exist."));
@@ -430,7 +436,8 @@ class ProcessPermissions
      *
      * @return string
      */
-    public function validateInpUid($inp_uid) {
+    public function validateInpUid($inp_uid)
+    {
         $inp_uid = trim($inp_uid);
         if ($inp_uid == '') {
             throw (new \Exception("The input with inputs: '', does not exist."));
@@ -451,7 +458,8 @@ class ProcessPermissions
      *
      * @return string
      */
-    public function validateOutUid($out_uid) {
+    public function validateOutUid($out_uid)
+    {
         $out_uid = trim($out_uid);
         if ($out_uid == '') {
             throw (new \Exception("The output with outputs: '', does not exist."));
diff --git a/workflow/engine/src/BusinessModel/Table.php b/workflow/engine/src/BusinessModel/Table.php
index 68bc1c5bc..9645813c4 100644
--- a/workflow/engine/src/BusinessModel/Table.php
+++ b/workflow/engine/src/BusinessModel/Table.php
@@ -574,7 +574,7 @@ class Table
         $classPeerName = $className . 'Peer';
         $sPath = PATH_DB . SYS_SYS . PATH_SEP . 'classes' . PATH_SEP;
         if (! file_exists( $sPath . $className . '.php' )) {
-            throw new \Exception( 'Update:: ' . G::loadTranslation( 'ID_PMTABLE_CLASS_DOESNT_EXIST', $this->className ) );
+            throw new \Exception( 'Update:: ' . G::loadTranslation( 'ID_PMTABLE_CLASS_DOESNT_EXIST', $className ) );
         }
         require_once $sPath . $className . '.php';
 
@@ -666,7 +666,7 @@ class Table
         $classPeerName = $className . 'Peer';
         $sPath = PATH_DB . SYS_SYS . PATH_SEP . 'classes' . PATH_SEP;
         if (! file_exists( $sPath . $className . '.php' )) {
-            throw new \Exception( 'Update:: ' . G::loadTranslation( 'ID_PMTABLE_CLASS_DOESNT_EXIST', $this->className ) );
+            throw new \Exception( 'Update:: ' . G::loadTranslation( 'ID_PMTABLE_CLASS_DOESNT_EXIST', $className ) );
         }
         require_once $sPath . $className . '.php';
 
diff --git a/workflow/engine/src/Services/Api/ProcessMaker/Project/DataBaseConnection.php b/workflow/engine/src/Services/Api/ProcessMaker/Project/DataBaseConnection.php
index 42791907e..7f898eb0c 100644
--- a/workflow/engine/src/Services/Api/ProcessMaker/Project/DataBaseConnection.php
+++ b/workflow/engine/src/Services/Api/ProcessMaker/Project/DataBaseConnection.php
@@ -58,12 +58,12 @@ class DataBaseConnection extends Api
      * @param string $prj_uid {@min 1} {@max 32}
      * @param array $request_data
      *
-     * @param string $dbs_type {@from body} {@min 1}
-     * @param string $dbs_server {@from body} {@min 1}
-     * @param string $dbs_database_name {@from body} {@min 1}
+     * @param string $dbs_type {@from body} {@required true}
+     * @param string $dbs_server {@from body} {@required true}
+     * @param string $dbs_database_name {@from body} {@required true}
      * @param string $dbs_username {@from body}
      * @param string $dbs_port {@from body} {@type float}
-     * @param string $dbs_encode {@from body} {@min 1}
+     * @param string $dbs_encode {@from body} {@required true}
      * @param string $dbs_password {@from body}
      * @param string $dbs_description {@from body}
      * @return array
@@ -99,12 +99,12 @@ class DataBaseConnection extends Api
      * @param string $prj_uid {@min 1} {@max 32}
      * @param array $request_data
      *
-     * @param string $dbs_type {@from body} {@min 1}
-     * @param string $dbs_server {@from body} {@min 1}
-     * @param string $dbs_database_name {@from body} {@min 1}
+     * @param string $dbs_type {@from body} {@required true}
+     * @param string $dbs_server {@from body} {@required true}
+     * @param string $dbs_database_name {@from body} {@required true}
      * @param string $dbs_username {@from body}
      * @param string $dbs_port {@from body} {@type float}
-     * @param string $dbs_encode {@from body} {@min 1}
+     * @param string $dbs_encode {@from body} {@required true}
      * @param string $dbs_password {@from body}
      * @param string $dbs_description {@from body}
      * @return array
@@ -141,12 +141,12 @@ class DataBaseConnection extends Api
      * @param string $dbs_uid {@min 1} {@max 32}
      * @param array $request_data
      *
-     * @param string $dbs_type {@from body}
-     * @param string $dbs_server {@from body}
-     * @param string $dbs_database_name {@from body}
+     * @param string $dbs_type {@from body} {@required true}
+     * @param string $dbs_server {@from body} {@required true}
+     * @param string $dbs_database_name {@from body} {@required true}
      * @param string $dbs_username {@from body}
-     * @param string $dbs_port {@from body}
-     * @param string $dbs_encode {@from body}
+     * @param string $dbs_port {@from body} {@type float}
+     * @param string $dbs_encode {@from body} {@required true}
      * @param string $dbs_password {@from body}
      * @param string $dbs_description {@from body}
      * @return void