Index: Article.php
===================================================================
--- Article.php	(revision 47087)
+++ Article.php	(working copy)
@@ -2520,6 +2521,15 @@
 		# Delete restrictions for it
 		$dbw->delete( 'page_restrictions', array ( 'pr_page' => $id ), __METHOD__ );
 
+		# Fix category table counts
+		# Do this *before* deleting the page entry, in case we have cascading deletes
+		$cats = array();
+		$res = $dbw->select( 'categorylinks', 'cl_to', array( 'cl_from' => $id ), __METHOD__ );
+		foreach( $res as $row ) {
+			$cats []= $row->cl_to;
+		}
+		$this->updateCategoryCounts( array(), $cats );		
+		
 		# Now that it's safely backed up, delete it
 		$dbw->delete( 'page', array( 'page_id' => $id ), __METHOD__);
 		$ok = ( $dbw->affectedRows() > 0 ); // getArticleId() uses slave, could be laggy
@@ -2561,14 +2571,6 @@
 		# Clear caches
 		Article::onArticleDelete( $this->mTitle );
 		
-		# Fix category table counts
-		$cats = array();
-		$res = $dbw->select( 'categorylinks', 'cl_to', array( 'cl_from' => $id ), __METHOD__ );
-		foreach( $res as $row ) {
-			$cats []= $row->cl_to;
-		}
-		$this->updateCategoryCounts( array(), $cats );
-
 		# Clear the cached article id so the interface doesn't act like we exist
 		$this->mTitle->resetArticleID( 0 );
 		$this->mTitle->mArticleID = 0;