Problem with pickle in zodb

Hi,

Any ideas why this is happening ?

erob@marina:/home/www/open-neurosecurity.org/trunk$ schevo editor 
zodb://127.0.0.1:4545
07:32:16 environ              No en_CA translation found for domain kiwi
07:32:16 environ              No en_CA translation found for domain gazpacho
libschevo 4.0.1 :: Database Navigator ()
()
 > /home/erob/src/libschevo/lib/schevo/gtk2/window.py(295)database_open()
-> self._db = schevo.database.open(db_alias)
(Pdb) n
zodb://127.0.0.1:4545
127.0.0.1:4545
Found epoll library, good!
/home/erob/src/libschevo/lib/schevo/backends/zodb.py:7: RuntimeWarning: 
Patching more than once will result in the union of all True parameters 
being patched
   patch_all(thread=True)
07:32:23 ZEO.asyncio.marshal  can't decode message: 
'\x80\x03(K\x01K\x00U\x06.replyU\x08\x03\xc7\xf6]\xe0\xd...'
07:32:23 ZEO.asyncio.base     data_received 4 0 True
Traceback (most recent call last):
   File "/home/erob/work/ZEO-5.1.0/src/ZEO/asyncio/base.py", line 128, 
in data_received
     self.message_received(collected)
   File "/home/erob/work/ZEO-5.1.0/src/ZEO/asyncio/client.py", line 206, 
in message_received
     msgid, async, name, args = self.decode(data)
   File "/home/erob/work/ZEO-5.1.0/src/ZEO/asyncio/marshal.py", line 91, 
in pickle_decode
     return unpickler.load() # msgid, flags, name, args
ValueError: unsupported pickle protocol: 3
07:32:52 ZEO.asyncio.client   Registration or cache validation failed, 
Closed
Traceback (most recent call last):
   File "/home/erob/work/ZEO-5.1.0/src/ZEO/asyncio/client.py", line 188, 
in finish_connect
     *credentials)
ClientDisconnected: Closed
ClientDisconnected: ClientDi...ection',)


Thank you in advance,

Etienne


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