PicklingError after upgrading to Plone 4.3
具有Plone 4.2.5的站点已升级到Plone 4.3.4。
签出对象时,显示以下错误:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 | 2015-04-22T01:18:16 ERROR Zope.SiteErrorLog 1429676296.560.86437176197 http://localhost:8181/Plone/capa/@@content-checkout Traceback (innermost last): Module ZPublisher.Publish, line 146, in publish Module Zope2.App.startup, line 301, in commit Module transaction._manager, line 89, in commit Module transaction._transaction, line 329, in commit Module transaction._transaction, line 443, in _commitResources Module ZODB.Connection, line 559, in commit Module ZODB.Connection, line 1123, in savepoint Module ZODB.Connection, line 623, in _commit Module ZODB.Connection, line 658, in _store_objects Module ZODB.serialize, line 422, in serialize Module ZODB.serialize, line 431, in _dump PicklingError: Can't pickle <class 'plone.app.kss.interfaces.IPortalObject'>: import of module plone.app.kss.interfaces failed |
目录中没有对象提供
有什么主意吗?
在进行迁移之前,您应该始终阅读Plone升级指南:
https://plone.org/documentation/manual/upgrade-guide/version/upgrading-plone-4.2-to-4.3/referencemanual-all-pages
plone.app.kss不再与Plone 4.3.x一起提供。您必须将其重新添加到buildout.cfg:
1 2 3 | eggs = ... plone.app.kss |
不过,我建议您在升级后清理ZODB。否则,由于plone.app.kss无法维护,您将遇到问题。