diff --git a/workflow/engine/methods/processes/processes_Import_Ajax.php b/workflow/engine/methods/processes/processes_Import_Ajax.php
index 6028c1ef5..037393fbf 100644
--- a/workflow/engine/methods/processes/processes_Import_Ajax.php
+++ b/workflow/engine/methods/processes/processes_Import_Ajax.php
@@ -25,6 +25,7 @@
 use \ProcessMaker\Importer\XmlImporter;
 
 ini_set("max_execution_time", 0);
+$affectedGroups = array();
 
 /*----------------------------------********---------------------------------*/
 if (PMLicensedFeatures::getSingleton()->verifyfeature("B0oWlBLY3hHdWY0YUNpZEtFQm5CeTJhQlIwN3IxMEkwaG4=") &&
diff --git a/workflow/engine/src/ProcessMaker/Importer/XmlImporter.php b/workflow/engine/src/ProcessMaker/Importer/XmlImporter.php
index 61fa0a1a9..fa0418160 100644
--- a/workflow/engine/src/ProcessMaker/Importer/XmlImporter.php
+++ b/workflow/engine/src/ProcessMaker/Importer/XmlImporter.php
@@ -30,7 +30,8 @@ class XmlImporter extends Importer
             throw new \Exception(\G::LoadTranslation("ID_INVALID_FILE"));
         }
 
-        $this->dom->load((is_null($filename))? $this->filename : $filename);
+        $loadFilename = (is_null($filename))? $this->filename : $filename;
+        $this->dom->loadXml(file_get_contents($loadFilename));
         $this->root = $this->dom->documentElement;
 
         // validate version
diff --git a/workflow/engine/templates/processes/main.js b/workflow/engine/templates/processes/main.js
index d7641d546..d3b1e01e0 100755
--- a/workflow/engine/templates/processes/main.js
+++ b/workflow/engine/templates/processes/main.js
@@ -1147,6 +1147,7 @@ importProcessExistGroup = function()
                   url     : 'processes_Import_Ajax',
                   waitMsg : _('ID_UPLOADING_PROCESS_FILE'),
                   waitTitle : " ",
+                  timeout: 3600,
                   success : function(o, resp) {
                     var resp_            = Ext.util.JSON.decode(resp.response.responseText);
                     var sNewProUid       = resp_.sNewProUid;
@@ -1327,6 +1328,7 @@ importProcessExistProcess = function()
                   url     : 'processes_Import_Ajax',
                   waitMsg : _('ID_UPLOADING_PROCESS_FILE'),
                   waitTitle : " ",
+                  timeout: 3600,
                   success: function(o, resp) {
                     var resp_      = Ext.util.JSON.decode(resp.response.responseText);
                     var sNewProUid = resp_.sNewProUid;
@@ -1560,6 +1562,7 @@ importProcess = function()
                                       url      : "processes_Import_Ajax",
                                       waitMsg  : _("ID_UPLOADING_PROCESS_FILE"),
                                       waitTitle: " ",
+                                      timeout: 3600,
                                       success: function(o, resp)
                                       {
                                           var resp_ = Ext.util.JSON.decode(resp.response.responseText);