Index: modules/block/block.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/block/block.module,v
retrieving revision 1.258
diff -u -p -r1.258 block.module
--- modules/block/block.module	30 Apr 2007 17:03:23 -0000	1.258
+++ modules/block/block.module	8 May 2007 06:46:12 -0000
@@ -296,7 +296,7 @@ function block_admin_display_submit($for
   foreach ($form_values as $block) {
     $block['status'] = $block['region'] != BLOCK_REGION_NONE;
     $block['region'] = $block['status'] ? $block['region'] : '';
-    db_query("UPDATE {blocks} SET status = %d, weight = %d, region = '%s', throttle = %d WHERE module = '%s' AND delta = '%s' AND theme = '%s'", $block['status'], $block['weight'], $block['region'], $block['throttle'], $block['module'], $block['delta'], $block['theme']);
+    db_query("UPDATE {blocks} SET status = %d, weight = %d, region = '%s', throttle = %d WHERE module = '%s' AND delta = '%s' AND theme = '%s'", $block['status'], $block['weight'], $block['region'], isset($block['throttle']) ? $block['throttle'] : 0, $block['module'], $block['delta'], $block['theme']);
   }
   drupal_set_message(t('The block settings have been updated.'));
   cache_clear_all();