Index: trunk/core/units/general/cat_dbitem_export.php
===================================================================
diff -u -r3543 -r3616
--- trunk/core/units/general/cat_dbitem_export.php	(.../cat_dbitem_export.php)	(revision 3543)
+++ trunk/core/units/general/cat_dbitem_export.php	(.../cat_dbitem_export.php)	(revision 3616)
@@ -509,7 +509,7 @@
 			
 			// create/update categories
 			$backup_category_id = $this->Application->GetVar('m_cat_id');
-
+			
 			foreach ($this->curItem->CategoryPath as $category_name) {
 				if (!$category_name) continue;
 				$category_id = $this->getFromCache('category_names', $category_name);
@@ -545,6 +545,9 @@
 					$this->Application->SetVar('m_cat_id', $category_id);
 				}
 			}
+			if (!$this->curItem->CategoryPath) {
+				$category_id = $backup_category_id;
+			}
 			
 			// create main record
 			$save_method = 'Create';
@@ -751,7 +754,7 @@
 				$category_path = $this->Conn->GetOne($sql);
 				$category_path = explode('>', $category_path);
 				
-				if ($this->exportOptions['IsBaseCategory'] ) {
+				if ($this->exportOptions['IsBaseCategory']) {
 					$i = $this->exportOptions['BaseLevel'];
 					while ($i > 0) {
 						array_shift($category_path);