diff --git a/workflow/engine/classes/class.processes.php b/workflow/engine/classes/class.processes.php
index b74d241af..606dd2bf3 100755
--- a/workflow/engine/classes/class.processes.php
+++ b/workflow/engine/classes/class.processes.php
@@ -2197,12 +2197,14 @@ class Processes
     public function renewAllProcessVariableUid(&$data)
     {
         try {
-            $map = array ();
-            foreach ($data->processVariables as $key => $val) {
-                if (isset( $val['VAR_UID'] )) {
-                    $newGuid = $this->getUnusedProcessVariableGUID();
-                    $map[$val['VAR_UID']] = $newGuid;
-                    $data->processVariables[$key]['VAR_UID'] = $newGuid;
+            if (isset($data->processVariables)) {
+                $map = array();
+                foreach ($data->processVariables as $key => $val) {
+                    if (isset($val['VAR_UID'])) {
+                        $newGuid = $this->getUnusedProcessVariableGUID();
+                        $map[$val['VAR_UID']] = $newGuid;
+                        $data->processVariables[$key]['VAR_UID'] = $newGuid;
+                    }
                 }
             }
 
diff --git a/workflow/engine/src/ProcessMaker/Project/Workflow.php b/workflow/engine/src/ProcessMaker/Project/Workflow.php
old mode 100644
new mode 100755
index 752cbc2fa..095d36fe7
--- a/workflow/engine/src/ProcessMaker/Project/Workflow.php
+++ b/workflow/engine/src/ProcessMaker/Project/Workflow.php
@@ -1153,19 +1153,20 @@ class Workflow extends Handler
             }
 
             //Update WEB_ENTRY_EVENT.EVN_UID
-            foreach ($arrayWorkflowData["webEntryEvent"] as $key => $value) {
-                $webEntryEventEventUid = $arrayWorkflowData["webEntryEvent"][$key]["EVN_UID"];
+            if (isset($arrayWorkflowData["webEntryEvent"])) {
+                foreach ($arrayWorkflowData["webEntryEvent"] as $key => $value) {
+                    $webEntryEventEventUid = $arrayWorkflowData["webEntryEvent"][$key]["EVN_UID"];
 
-                foreach ($arrayUid as $value2) {
-                    $arrayItem = $value2;
+                    foreach ($arrayUid as $value2) {
+                        $arrayItem = $value2;
 
-                    if ($arrayItem["old_uid"] == $webEntryEventEventUid) {
-                        $arrayWorkflowData["webEntryEvent"][$key]["EVN_UID"] = $arrayItem["new_uid"];
-                        break;
+                        if ($arrayItem["old_uid"] == $webEntryEventEventUid) {
+                            $arrayWorkflowData["webEntryEvent"][$key]["EVN_UID"] = $arrayItem["new_uid"];
+                            break;
+                        }
                     }
                 }
             }
-
             //Workflow tables
             $workflowData = (object)($arrayWorkflowData);