Upgrading from breezy to dapper causes a Site Error with plone.

[Yagisan]

set up a plone site on breezy. (aptitude install plone plone-site)
Now upgrade zope-resourceregistries to dapper, like so

Preparing to replace zope-resourceregistries 1.0.4-1 (using .../zope-resourceregistries_1.1-1_all.deb) ...
Unpacking replacement zope-resourceregistries ...
Setting up zope-resourceregistries (1.1-1) ...

Now observe as your website becomes like this:

Site Error

An error was encountered while publishing this resource.

AttributeError
Sorry, a site error occurred.

Traceback (innermost last):

    * Module ZPublisher.Publish, line 187, in publish_module_standard
    * Module Products.PlacelessTranslationService.PatchStringIO, line 51, in new_publish
    * Module ZPublisher.Publish, line 144, in publish
    * Module Zope2.App.startup, line 199, in zpublisher_exception_hook
    * Module ZPublisher.Publish, line 113, in publish
    * Module ZPublisher.mapply, line 88, in mapply
    * Module ZPublisher.Publish, line 40, in call_object
    * Module Shared.DC.Scripts.Bindings, line 311, in __call__
    * Module Shared.DC.Scripts.Bindings, line 329, in _bindAndExec
    * Module Shared.DC.Scripts.Bindings, line 348, in _bindAndExec
    * Module Products.CMFCore.FSPageTemplate, line 188, in _exec
    * Module Products.CMFCore.FSPageTemplate, line 127, in pt_render
    * Module Products.PageTemplates.PageTemplate, line 102, in pt_render
      <FSPageTemplate at /eyagi/document_view used for /eyagi/front-page>
    * Module TAL.TALInterpreter, line 202, in __call__
    * Module TAL.TALInterpreter, line 206, in __call__
    * Module TAL.TALInterpreter, line 250, in interpret
    * Module TAL.TALInterpreter, line 709, in do_useMacro
    * Module TAL.TALInterpreter, line 250, in interpret
    * Module TAL.TALInterpreter, line 426, in do_optTag_tal
    * Module TAL.TALInterpreter, line 411, in do_optTag
    * Module TAL.TALInterpreter, line 406, in no_tag
    * Module TAL.TALInterpreter, line 250, in interpret
    * Module TAL.TALInterpreter, line 709, in do_useMacro
    * Module TAL.TALInterpreter, line 250, in interpret
    * Module TAL.TALInterpreter, line 709, in do_useMacro
    * Module TAL.TALInterpreter, line 250, in interpret
    * Module TAL.TALInterpreter, line 426, in do_optTag_tal
    * Module TAL.TALInterpreter, line 411, in do_optTag
    * Module TAL.TALInterpreter, line 406, in no_tag
    * Module TAL.TALInterpreter, line 250, in interpret
    * Module TAL.TALInterpreter, line 477, in do_setLocal_tal
    * Module Products.PageTemplates.TALES, line 221, in evaluate
    * Module Products.PageTemplates.Expressions, line 180, in __call__
    * Module Products.PageTemplates.Expressions, line 183, in __call__
    * Module Products.PageTemplates.Expressions, line 171, in _eval
    * Module Products.PageTemplates.Expressions, line 127, in _eval
    * Module Products.PageTemplates.Expressions, line 284, in restrictedTraverse
    * Module Products.Archetypes.BaseObject, line 1072, in __bobo_traverse__

AttributeError: getCurrentSkinName (Also, an error occurred while attempting to render the standard error message.)

Troubleshooting Suggestions

    * The URL may be incorrect.
    * The parameters passed to this resource may be incorrect.
    * A resource that this resource relies on may be encountering an error.

For more detailed information about the error, please refer to error log.

If the error persists please contact the site maintainer. Thank you for your patience.

[Johnathon (kirrus)]

Hi, sorry it's taken so long for someone to triage your problem (we have a large backlog currently). Is this still an issue?

[Johnathon (kirrus)]

We are closing this bug report as it lacks the information, described in the previous comment that we need to investigate the problem further. However, please reopen it if you can give us the missing information and don't hesitate to submit bug reports in the future.