Index: trunk/core/units/general/cat_dbitem_export.php
===================================================================
diff -u -r3616 -r3629
--- trunk/core/units/general/cat_dbitem_export.php	(.../cat_dbitem_export.php)	(revision 3616)
+++ trunk/core/units/general/cat_dbitem_export.php	(.../cat_dbitem_export.php)	(revision 3629)
@@ -192,6 +192,9 @@
 					}
 					else {
 						$check_fields = $this->exportOptions['DuplicateCheckFields'] ? explode('|', substr($this->exportOptions['DuplicateCheckFields'], 1, -1)) : Array();
+						foreach ($check_fields as $index => $check_field) {
+							// get field name from kMultilanguage formatter
+						}
 					}
 					
 					if (!$check_fields) {
@@ -322,6 +325,10 @@
 			
 			if ($this->exportOptions['start_from'] == 0) // first export step
 			{
+				if (!getArrayValue($this->exportOptions, 'IsBaseCategory')) {
+					$this->exportOptions['IsBaseCategory'] = 0;
+				}
+				
 				if ($this->exportOptions['IsBaseCategory'] ) {
 					$sql = 'SELECT CachedNavbar
 							FROM '.TABLE_PREFIX.'Category
@@ -358,7 +365,7 @@
 				$data_array = Array();
 				foreach ($this->exportFields as $export_field)
 				{
-					$data_array =  array_merge($data_array, $this->getFieldValue($export_field) );
+					$data_array = array_merge($data_array, $this->getFieldValue($export_field) );
 				}
 				$this->writeRecord($data_array);
 				$records_exported++;
@@ -752,7 +759,7 @@
 						FROM '.TABLE_PREFIX.'Category
 						WHERE CategoryId = '.$category_id;
 				$category_path = $this->Conn->GetOne($sql);
-				$category_path = explode('>', $category_path);
+				$category_path = $category_path ? explode('>', $category_path) : Array();
 				
 				if ($this->exportOptions['IsBaseCategory']) {
 					$i = $this->exportOptions['BaseLevel'];