diff -r -u -F '^function' project/release/project_release.module project_mod/release/project_release.module
--- project/release/project_release.module	2007-08-22 12:30:52.000000000 -0400
+++ project_mod/release/project_release.module	2007-08-23 09:29:45.000000000 -0400
@@ -631,6 +631,11 @@ function project_release_delete($node) {
     file_delete(file_create_path($node->file_path));
   }
   db_query("DELETE FROM {project_release_nodes} WHERE nid = %d", $node->nid);
+
+  // Finally, clear the cache for the release table whenever a release node is
+  // deleted, since what we want to display might have changed, too.
+  $cid = 'table:'. $node->pid .':';
+  cache_clear_all($cid, 'cache_project_release', TRUE);
 }