Drupal vote_up_down模块报告错误点

I am working on a project using Drupal 6 (6.11 at the moment, haven't yet upgraded to 6.12) and part of the core functionality is the ability to vote on nodes. I'm having some rather weird behaviour that has taken me an age to track down and now I have, I still can't fix it.I am working on a project using Drupal 6 (6.11