Index: django/core/handlers/modpython.py
===================================================================
--- django/core/handlers/modpython.py	(revision 3764)
+++ django/core/handlers/modpython.py	(working copy)
@@ -16,9 +16,25 @@
         self.path = req.uri
 
     def __repr__(self):
+        try: 
+          get = pformat(self.GET) 
+        except:
+          get = '<internal error>'
+        try: 
+          post = pformat(self.POST) 
+        except:
+          post = '<internal error>'
+        try: 
+          cookies = pformat(self.COOKIES) 
+        except:
+          cookies = '<internal error>'
+        try: 
+          meta = pformat(self.META) 
+        except:
+          meta = '<internal error>'
+
         return '<ModPythonRequest\npath:%s,\nGET:%s,\nPOST:%s,\nCOOKIES:%s,\nMETA:%s>' % \
-            (self.path, pformat(self.GET), pformat(self.POST), pformat(self.COOKIES),
-            pformat(self.META))
+            (self.path, get, post, cookies, meta)
 
     def get_full_path(self):
         return '%s%s' % (self.path, self._req.args and ('?' + self._req.args) or '')