[Zope] Re: Btreefolder: How to fix Keyerror ???

[Tres Seaver]

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robert rottermann wrote:
> Hi there,
> I have a big problem with an Plone site throwing  btreefolder errors.
> 
> Traceback (innermost last):
>  Module ZPublisher.Publish, line 113, in publish
>  Module ZPublisher.mapply, line 88, in mapply
>  Module ZPublisher.Publish, line 40, in call_object
>  Module OFS.CopySupport, line 193, in manage_pasteObjects
>  Module OFS.ObjectManager, line 307, in _setObject
>  Module Products.CMFCore.CMFCatalogAware, line 199, in manage_afterAdd
>  Module Products.CMFCore.CMFCatalogAware, line 235, in __recurse
>  Module Products.Archetypes.BaseBTreeFolder, line 37, in manage_afterAdd
>  Module Products.Archetypes.BaseFolder, line 104, in manage_afterAdd
>  Module Products.Archetypes.BaseObject, line 179, in manage_afterAdd
>   - __traceback_info__: (<CartManager at
> /whirlweb/backup/whirlweb/portal_cartmanager>, <PloneSite at
> /whirlweb/backup/whirlweb>, <Folder at /whirlweb/backup>)
>  Module Products.Archetypes.Referenceable, line 217, in manage_afterAdd
>  Module Products.Archetypes.Referenceable, line 348, in _referenceApply
>  Module Products.ZCatalog.Lazy, line 158, in __getitem__
>  Module Products.BTreeFolder2.BTreeFolder2, line 210, in _getOb
> KeyError: '11464251260848050376'
> 
> 
> The site runs fine for some time, then it just throws that error, and I
> have to restart zope.
> 
> I can export the site, but not import it.
> Neither I can copy the site, or pack the db.
> 
> I tried the checkbtrees.py script.
> 
> It produces som 1200 lines
> 
> some like:
> ['Application'].Control_Panel.Products.Formulator.Help.LabelField
> <persistent broken Products.Formulator.FieldHelpTopic.FieldHelpTopic
> instance "\x00\x00\x
> 00\x00\x00\x0e'r">
> 
> but most f the show somethings like:
> ['Application'].Control_Panel.Products.CMFTestCase.Help.catalog._catalog.__len__
> <BTrees.Length.Length object at 0x40f96cac>
> 
> and the final line says:
> total 620613 found 1299
> 
> what can I do to fix this error

In the Control_Panel/Products folder, delete *all* disk-based products
and then restart Zope:  it will recreate them at startup, and should
also rebuild the catalogs with the borked BTrees.

Of course, back everything up first.

Tres.
- --
===================================================================
Tres Seaver          +1 202-558-7113          tseaver at palladion.com
Palladion Software   "Excellence by Design"    http://palladion.com
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