Index: branches/unlabeled/unlabeled-1.6.2/admin/category/permcacheupdate.php
===================================================================
diff -u -N -r4382 -r4416
--- branches/unlabeled/unlabeled-1.6.2/admin/category/permcacheupdate.php	(.../permcacheupdate.php)	(revision 4382)
+++ branches/unlabeled/unlabeled-1.6.2/admin/category/permcacheupdate.php	(.../permcacheupdate.php)	(revision 4416)
@@ -135,6 +135,8 @@
 	var $doneCats;
 	var $table;
 
+	var $root_prefixes = Array();
+	
 	/**
 	 * Kernel Application
 	 *
@@ -153,6 +155,10 @@
 		$this->Application =& kApplication::Instance();
 		$this->Conn =& $this->Application->GetADODBConnection();
 
+		foreach ($this->Application->ModuleInfo as $module_name => $module_info) {
+			$this->root_prefixes[ $module_info['RootCat'] ] = $module_info['Var'];
+		}
+		
 		$this->conn =& GetADODBConnection();
 		$this->iteration = 0;
 		$this->table=$GLOBALS['objSession']->GetEditTable('permCacheUpdate');
@@ -285,9 +291,11 @@
 
 	function QueryTitle(&$data)
 	{
+		$category_id = $data['current_id'];
+		
 		$sql = 'SELECT Name, Filename, CategoryTemplate, ItemTemplate
 				FROM '.GetTablePrefix().'Category
-				WHERE CategoryId = '.$data['current_id'];
+				WHERE CategoryId = '.$category_id;
 
 		$rs = $this->conn->Execute($sql);
 
@@ -296,10 +304,28 @@
 			$data['title'][] = $rs->fields['Name'];
 			$data['named_path'][] = $rs->fields['Filename'];
 
+			// it is one of the modules root category
+			$root_prefix = isset($this->root_prefixes[$category_id]) ? $this->root_prefixes[$category_id] : false;
+			if ($root_prefix) {
+				$fields_hash = Array();
+				if (!$rs->fields['CategoryTemplate']) {
+					$rs->fields['CategoryTemplate'] = $this->Application->ConfigValue($root_prefix.'_CategoryTemplate');
+					$fields_hash['CategoryTemplate'] = $rs->fields['CategoryTemplate'];
+				}
+				
+				if (!$rs->fields['ItemTemplate']) {
+					$rs->fields['ItemTemplate'] = $this->Application->ConfigValue($root_prefix.'_ItemTemplate');
+					$fields_hash['ItemTemplate'] = $rs->fields['ItemTemplate'];
+				}
+				
+				$this->Conn->doUpdate($fields_hash, TABLE_PREFIX.'Category', 'CategoryId = '.$category_id);
+			}
+			
 			// if explicitly set, then use it; use parent template otherwise
 			if ($rs->fields['CategoryTemplate']) {
 				$data['category_template'] = $rs->fields['CategoryTemplate'];
 			}
+			
 			if ($rs->fields['ItemTemplate']) {
 				$data['item_template'] = $rs->fields['ItemTemplate'];
 			}
Index: branches/unlabeled/unlabeled-1.75.2/admin/install/langpacks/english.lang
===================================================================
diff -u -N -r4297 -r4416
--- branches/unlabeled/unlabeled-1.75.2/admin/install/langpacks/english.lang	(.../english.lang)	(revision 4297)
+++ branches/unlabeled/unlabeled-1.75.2/admin/install/langpacks/english.lang	(.../english.lang)	(revision 4416)
@@ -873,6 +873,7 @@
 			<PHRASE Label="la_section_Message" Module="In-Portal" Type="1">TWVzc2FnZQ==</PHRASE>
 			<PHRASE Label="la_section_overview" Module="In-Portal" Type="1">U2VjdGlvbiBPdmVydmlldw==</PHRASE>
 			<PHRASE Label="la_section_Properties" Module="In-Portal" Type="1">UHJvcGVydGllcw==</PHRASE>
+			<PHRASE Label="la_section_Templates" Module="In-Portal" Type="1">VGVtcGxhdGVz</PHRASE>
 			<PHRASE Label="la_section_Translation" Module="In-Portal" Type="1">VHJhbnNsYXRpb24=</PHRASE>
 			<PHRASE Label="la_selecting_categories" Module="In-Portal" Type="1">U2VsZWN0aW5nIENhdGVnb3JpZXM=</PHRASE>
 			<PHRASE Label="la_Selection_Empty" Module="In-Portal" Type="1">RW1wdHkgc2VsZWN0aW9u</PHRASE>
Index: branches/unlabeled/unlabeled-1.8.2/core/kernel/db/db_connection.php
===================================================================
diff -u -N -r4044 -r4416
--- branches/unlabeled/unlabeled-1.8.2/core/kernel/db/db_connection.php	(.../db_connection.php)	(revision 4044)
+++ branches/unlabeled/unlabeled-1.8.2/core/kernel/db/db_connection.php	(.../db_connection.php)	(revision 4416)
@@ -565,6 +565,8 @@
 		
 		function doUpdate($fields_hash, $table, $key_clause)
 		{
+			if (!$fields_hash) return true;
+			
 			$fields_sql = '';
 			foreach ($fields_hash as $field_name => $field_value) {
 				$fields_sql .= '`'.$field_name.'` = '.$this->qstr($field_value).',';