Index: units/products/products_config.php
===================================================================
--- units/products/products_config.php	(revision 13400)
+++ units/products/products_config.php	(working copy)
@@ -398,7 +398,8 @@
 							'CategoryId'	=> TABLE_PREFIX.'%3$sCategoryItems.CategoryId',
 							'ParentPath'	=> TABLE_PREFIX.'Category.ParentPath',
 							'Manufacturer'	=> TABLE_PREFIX.'Manufacturers.Name',
-							'Filename' => TABLE_PREFIX.'%3$sCategoryItems.Filename',
+							'Filename'		=> TABLE_PREFIX.'%3$sCategoryItems.Filename',
+							'CategoryFilename' => TABLE_PREFIX.'Category.NamedParentPath',
 							'FileSize'		=>	'files.Size',
 							'FilePath'		=>	'files.FilePath',
 							'FileVersion'	=>	'files.Version',
@@ -413,9 +414,12 @@
 							'FilePath'		=>	'files.FilePath',
 							'FileVersion'	=>	'files.Version',
 							'Filename' 		=>	TABLE_PREFIX.'%3$sCategoryItems.Filename',
+							'CategoryFilename' => TABLE_PREFIX.'Category.NamedParentPath',
 						),
 					),
 
+					'CacheModRewrite' => true,
+
 					'ListSQLs'			=>	Array (
 													''	=>	'	SELECT %1$s.* %2$s
 																FROM %1$s