On 9/9/10 7:03 AM, Jim Fulton wrote: > On Wed, Sep 8, 2010 at 5:28 PM, Mike Hammill <m...@kth.se> wrote: >> Just wondering if anyone could point me in the right direction. >> >> I'm getting the error: >> >> ValueError: Non-zero version length. Versions aren't supported. >> >> when trying to bring up a Data.fs from Plone 3.3.1 in Plone 4.0.0. The >> Data.fs file was made by doing a snapshotbackup of a production Plone >> 3.3.1 and then snapshotrestore under Plone 4.0.0. The full error is at >> <http://pastie.org/1146604>. #plone folks suggested I ask here. > That's annoying. :) > >> Is >> this a corrupt database? Do I have to upgrade 3.3.1 to some newer 3.3.x >> before 4.0.0? Any ideas? > Your database contains versions. Versions haven't been supported in Zope > (and thus Plone) in years as far as I know. ZODB 3.9 no-longer supports > versions. You can't use a database containing versions with ZODB 3.9 > (and presumably Plone 4). Mike, we successfully upgraded an old Plone site whose database contained ZODB versions by ZEXP-exporting the entire thing, then reimporting into a fresh database.
David ---------- David Glick Web Developer davidgl...@groundwire.org 206.286.1235x32 Groundwire: You Are Connected http://groundwire.org _______________________________________________ For more information about ZODB, see the ZODB Wiki: http://www.zope.org/Wikis/ZODB/ ZODB-Dev mailing list - ZODB-Dev@zope.org https://mail.zope.org/mailman/listinfo/zodb-dev