diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/AssignmentRulesMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/AssignmentRulesMigrator.php
index 6c705e1a3..49012987f 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/AssignmentRulesMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/AssignmentRulesMigrator.php
@@ -27,10 +27,15 @@ class AssignmentRulesMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
         try {
-            $this->processes->createTaskRows($data);
+            if ($replace) {
+                $this->processes->createTaskRows($data);
+            } else {
+                $this->processes->updateTaskRows($data);
+            }
+
         } catch (\Exception $e) {
             \Logger::log($e->getMessage());
             throw new ImportException($e->getMessage());
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/DBConnectionMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/DBConnectionMigrator.php
index f4848c28c..884f0ae54 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/DBConnectionMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/DBConnectionMigrator.php
@@ -25,10 +25,14 @@ class DBConnectionMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
         try {
-            $this->processes->createDBConnectionsRows($data);
+            if ($replace) {
+                $this->processes->createDBConnectionsRows($data);
+            } else {
+                $this->processes->updateDBConnectionsRows($data);
+            }
         } catch (\Exception $e) {
             \Logger::log($e->getMessage());
             throw new ImportException($e->getMessage());
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/DynaformsMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/DynaformsMigrator.php
index 9e0100363..f0a051082 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/DynaformsMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/DynaformsMigrator.php
@@ -24,10 +24,15 @@ class DynaformsMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
         try {
-            $this->processes->createDynaformRows($data);
+            if ($replace) {
+                $this->processes->createDynaformRows($data);
+            } else {
+                $this->processes->updateDynaformRows($data);
+            }
+
         } catch (\Exception $e) {
             \Logger::log($e->getMessage());
             throw new ImportException($e->getMessage());
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/FilesMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/FilesMigrator.php
index 8f7d7ceef..0486b03fd 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/FilesMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/FilesMigrator.php
@@ -29,13 +29,18 @@ class FilesMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
         try {
             $aTable = $data['TABLE'];
             foreach ($aTable as $value) {
+
                 if($value['PRF_EDITABLE'] !== 1){
-                    $this->processes->createFilesManager($value['PRO_UID'],array($value));
+                    if ($replace) {
+                        $this->processes->createFilesManager($value['PRO_UID'], array($value));
+                    } else {
+                        $this->processes->updateFilesManager(array($value));
+                    }
                 }
             }
             $aPath = $data['PATH'];
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/InputDocumentsMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/InputDocumentsMigrator.php
index 409dbe766..24d5a5eaa 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/InputDocumentsMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/InputDocumentsMigrator.php
@@ -25,10 +25,15 @@ class InputDocumentsMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
         try {
-            $this->processes->createInputRows($data);
+            if ($replace) {
+                $this->processes->createInputRows($data);
+            } else {
+                $this->processes->updateInputRows($data);
+            }
+
         } catch (\Exception $e) {
             \Logger::log($e->getMessage());
             throw new ImportException($e->getMessage());
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/NullMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/NullMigrator.php
index 7e08e39ca..394b79da6 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/NullMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/NullMigrator.php
@@ -31,7 +31,7 @@ class NullMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
         // TODO: Implement import() method.
     }
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/OutputDocumentsMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/OutputDocumentsMigrator.php
index 7e4c111c0..7ad2bbbf5 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/OutputDocumentsMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/OutputDocumentsMigrator.php
@@ -27,10 +27,15 @@ class OutputDocumentsMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
         try {
-            $this->processes->createOutputRows($data);
+            if ($replace) {
+                $this->processes->createOutputRows($data);
+            } else {
+                $this->processes->updateOutputRows($data);
+            }
+
         } catch (\Exception $e) {
             \Logger::log($e->getMessage());
             throw new ImportException($e->getMessage());
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/PermissionsMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/PermissionsMigrator.php
index 5f81cdefd..b3be41d87 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/PermissionsMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/PermissionsMigrator.php
@@ -26,7 +26,7 @@ class PermissionsMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
 
     }
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/ProcessDefinitionMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/ProcessDefinitionMigrator.php
index 3318492fd..a142a3b4b 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/ProcessDefinitionMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/ProcessDefinitionMigrator.php
@@ -81,8 +81,7 @@ class ProcessDefinitionMigrator implements Importable, Exportable
             $oData->tasks = $this->processes->getTaskRows($prj_uid);
 
             $oDataTask = new \StdClass();
-            $oDataTask->taskusers = $this->getTaskUserRows( $oData->tasks );
-
+            $oDataTask->taskusers = $this->processes->getTaskUserRows( $oData->tasks );
             $oData->routes = $this->processes->getRouteRows($prj_uid);
             $oData->lanes = $this->processes->getLaneRows($prj_uid);
             $oData->gateways = $this->processes->getGatewayRows($prj_uid);
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/ReportTablesMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/ReportTablesMigrator.php
index 1f6d1e33f..851d2ed4c 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/ReportTablesMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/ReportTablesMigrator.php
@@ -25,7 +25,7 @@ class ReportTablesMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
 
     }
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/SupervisorsMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/SupervisorsMigrator.php
index 567f331d0..3d363a6d8 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/SupervisorsMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/SupervisorsMigrator.php
@@ -26,7 +26,7 @@ class SupervisorsMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
 
     }
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/SupervisorsObjectsMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/SupervisorsObjectsMigrator.php
index be3722fca..ffd9c967a 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/SupervisorsObjectsMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/SupervisorsObjectsMigrator.php
@@ -25,7 +25,7 @@ class SupervisorsObjectsMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
 
     }
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/TemplatesMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/TemplatesMigrator.php
index 7dce9a5df..80fd529aa 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/TemplatesMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/TemplatesMigrator.php
@@ -27,7 +27,7 @@ class TemplatesMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
         try {
             //TABLE
diff --git a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/TriggersMigrator.php b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/TriggersMigrator.php
index ba2ccbd50..69de754a6 100644
--- a/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/TriggersMigrator.php
+++ b/workflow/engine/src/ProcessMaker/BusinessModel/Migrator/TriggersMigrator.php
@@ -27,10 +27,15 @@ class TriggersMigrator implements Importable, Exportable
         // TODO: Implement beforeImport() method.
     }
 
-    public function import($data)
+    public function import($data, $replace)
     {
         try {
-            $this->processes->createTriggerRows($data);
+            if ($replace) {
+                $this->processes->createTriggerRows($data);
+            } else {
+                $this->processes->updateTriggerRows($data);
+            }
+
         } catch (\Exception $e) {
             \Logger::log($e->getMessage());
             throwException(new ImportException($e->getMessage()));