Index: units/categories/categories_event_handler.php
===================================================================
--- units/categories/categories_event_handler.php	(revision 15231)
+++ units/categories/categories_event_handler.php	(working copy)
@@ -1628,6 +1628,14 @@
 			}
 
 			// replace alias in form #alias_name# to actual template used in this theme
+			if ( $this->Application->isAdmin ) {
+				$themes_helper = $this->Application->recallObject('ThemesHelper');
+				/* @var $themes_helper kThemesHelper */
+
+				// only, used when in "Design Mode"
+				$this->Application->SetVar('theme.current_id', $themes_helper->getCurrentThemeId());
+			}
+
 			$theme = $this->Application->recallObject('theme.current');
 			/* @var $theme kDBItem */