Exception renderin
g:
Traceback (most recent call last):
File "/home/svnuser/Projects/Twisted/trunk/twisted/web2/channel/http.py", line 412, in processRequest
^I    self.request.process()
  File "/home/svnuser/Projects/Twisted/trunk/twisted/web2/server.py", line 271, in process
    d.callback(None)
 File "/home/svnuser/Projects/Twisted/trunk/twisted/internet/defer.py", line 239, in callback
   self._startRunCallbacks(result)
  File "/home/svnuser/Projects/Twisted/trunk/twisted/internet/defer.py", line 304, in _startRunCallbacks
   self._runCallbacks()
--- <exception caught here> ---
  File "/home/svnuser/Projects/Twisted/trunk/twisted/internet/defer.py", line 317, in _runCallbacks
    self.result= callback(self.result, *args, **kw)
  File "/home/svnuser/Projects/Twisted/trunk/twisted/web2/server.py", line 268, in <lambda>
    d.addCallback(lambda res, req: res.renderHTTP(req), self)
  File "/home/svnuser/Projects/Twisted/trunk/twisted/web2/resource.py", line 85, in renderHTTP
    return method(request)
  File "/home/svnuser/Projects/FORM/trunk/form/server.py", line 92, in http_GET
    args = self.dalserver.source.getSignature(formRequest)
 File "/home/svnuser/Projects/FORM/trunk/form/mcache.py", line 106, in getSignature
   return self.child.getSignature(req)
  File "/home/svnuser/Projects/FORM/trunk/form/datasource.py", line 124, in getSignature
   return self.findRoute(req).getSignature(req)
  File "/home/svnuser/Projects/FORM/trunk/form/pgsource.py", line 137, in getSignature
   argtypes = map(int, data[2].split(" "))
exceptions.AttributeError: 'NoneType' object has no attribute 'split'