[Zope] Connecting New Zope to old ZEO server

[Andreas Jung]

Am 10.12.09 19:49, schrieb Brian Brinegar:
> As part of a migration plan we would like to have a Zope client running
> Zope 2.11.4 connect to a ZEO server running Zope 2.9.6 ZODB 3.6.2
>
> When trying to connect we get an error the following error:
>
> 2009-12-10T10:09:48 INFO ZEO.ClientStorage (6145) Testing connection
> <ManagedClientConnection ('192.168.1.51', 17900)>
> ------
> 2009-12-10T10:09:48 ERROR ZEO.zrpc.Connection(C) (192.168.1.51:17900)
> bad handshake 'Z303'
>
> Is it possible to have a new Zope connect to an old ZODB?
>
>   
http://pypi.python.org/pypi/ZODB3/3.9.3#compatibility

"""
ZODB ZEO clients from ZODB 3.2 on can talk to ZODB 3.9 servers. ZODB ZEO
Clients can talk to ZODB 3.8 and 3.9 ZEO servers.
"""

...although this statement is in some way incoherent.

Andreas
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