Forum:Patching problem

i am trying to install patch 3.2.0 and every time it gets to arond 70% i get the same response saying the update could not be completed please repair the only problem is i have just done a fresh install i would really appreciate it if anyone could help me
 * Try running Repair.exe in the WoW folder. -- 00:43, December 27, 2009 (UTC)