diff -r b9dcee25be8e -r 9dc64c8414ca mercurial/hgweb/server.py
--- a/mercurial/hgweb/server.py	Sat Mar 03 18:59:54 2007 -0800
+++ b/mercurial/hgweb/server.py	Sun Mar 04 09:03:21 2007 -0300
@@ -197,6 +197,11 @@
                 pass
 
     class MercurialHTTPServer(object, _mixin, BaseHTTPServer.HTTPServer):
+        
+        # SO_REUSEADDR has broken semantics on windows
+        if os.name == 'nt':
+            allow_reuse_address = 0
+    
         def __init__(self, *args, **kargs):
             BaseHTTPServer.HTTPServer.__init__(self, *args, **kargs)
             self.accesslog = accesslog