For merges mining, I get this error messages:
2012-02-10 00:07:57.745000 Started successfully!
2012-02-10 00:07:57.746000
2012-02-10 00:07:57.804000 > Error while calling merged getauxblock:
2012-02-10 00:07:57.805000 > Traceback (most recent call last):
2012-02-10 00:07:57.806000 > File "c:\python27\lib\site-packages\twisted\inter
net\defer.py", line 545, in _runCallbacks
2012-02-10 00:07:57.807000 > current.result = callback(current.result, *args
, **kw)
2012-02-10 00:07:57.807000 > File "c:\python27\lib\site-packages\twisted\inter
net\defer.py", line 1095, in gotResult
2012-02-10 00:07:57.808000 > _inlineCallbacks(r, g, deferred)
2012-02-10 00:07:57.808000 > File "c:\python27\lib\site-packages\twisted\inter
net\defer.py", line 1037, in _inlineCallbacks
2012-02-10 00:07:57.809000 > result = result.throwExceptionIntoGenerator(g)
2012-02-10 00:07:57.810000 > File "c:\python27\lib\site-packages\twisted\pytho
n\failure.py", line 382, in throwExceptionIntoGenerator
2012-02-10 00:07:57.810000 > return g.throw(self.type, self.value, self.tb)
2012-02-10 00:07:57.811000 > --- <exception caught here> ---
2012-02-10 00:07:57.811000 > File "C:\bitcoin\p2pool_git\p2pool\util\deferral.
py", line 29, in f
2012-02-10 00:07:57.812000 > result = yield func(*args, **kwargs)
2012-02-10 00:07:57.812000 > File "c:\python27\lib\site-packages\twisted\inter
net\defer.py", line 1037, in _inlineCallbacks
2012-02-10 00:07:57.813000 > result = result.throwExceptionIntoGenerator(g)
2012-02-10 00:07:57.813000 > File "c:\python27\lib\site-packages\twisted\pytho
n\failure.py", line 382, in throwExceptionIntoGenerator
2012-02-10 00:07:57.814000 > return g.throw(self.type, self.value, self.tb)
2012-02-10 00:07:57.815000 > File "C:\bitcoin\p2pool_git\p2pool\util\jsonrpc.p
y", line 67, in callRemote
2012-02-10 00:07:57.815000 > raise Error(**resp['error'])
Tested with latest version from git and also with forrestv-p2pool-5293db4.
[Edit] Maybe that's because namecoind is still downloading blocks?
[Edit2] No, thats not it.