Index: includes/post.php
===================================================================
--- includes/post.php	(revision 12539)
+++ includes/post.php	(working copy)
@@ -504,7 +504,7 @@
 	add_meta( $post_ID );
 
 	// Reunite any orphaned attachments with their parent
-	if ( !$draft_ids = get_user_option( 'autosave_draft_ids' ) )
+	if ( !$draft_ids = get_user_option( 'autosave_draft_ids', 0, false ) )
 		$draft_ids = array();
 	if ( $draft_temp_id = (int) array_search( $post_ID, $draft_ids ) )
 		_relocate_children( $draft_temp_id, $post_ID );
Index: includes/template.php
===================================================================
--- includes/template.php	(revision 12539)
+++ includes/template.php	(working copy)
@@ -3674,7 +3674,7 @@
 		return '';
  	}
 
-	$screen_layout_columns = get_user_option("screen_layout_$screen");
+	$screen_layout_columns = get_user_option("screen_layout_$screen", 0, false);
 	$num = $columns[$screen];
 
 	if ( ! $screen_layout_columns )
Index: plugins.php
===================================================================
--- plugins.php	(revision 12539)
+++ plugins.php	(working copy)
@@ -23,7 +23,7 @@
 
 $plugin = isset($_REQUEST['plugin']) ? $_REQUEST['plugin'] : '';
 
-$default_status = get_user_option('plugins_last_view');
+$default_status = get_user_option('plugins_last_view', 0, false);
 if ( empty($default_status) )
 	$default_status = 'all';
 $status = isset($_REQUEST['plugin_status']) ? $_REQUEST['plugin_status'] : $default_status;