Am getting this bug with the latest version of ATAudio on Plone 2.1......Perhaps there should be an area for Plone2.1 ready products?

I know this is fantastic free open source software but if someone loads up 2.1 and finds lots of products don't work with it etc..

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 Products.CMFFormController.FSControllerPythonScript, line 105, in __call__
Module Products.CMFFormController.Script, line 141, in __call__
Module Products.CMFCore.FSPythonScript , line 108, in __call__
Module Shared.DC.Scripts.Bindings, line 311, in __call__
Module Shared.DC.Scripts.Bindings, line 348, in _bindAndExec
Module Products.CMFCore.FSPythonScript, line 163, in _exec
Module None, line 16, in createObject
- <FSControllerPythonScript at /cp/createObject>
- Line 16
Module Products.CMFCore.PortalFolder, line 408, in invokeFactory
Module Products.CMFCore.TypesTool, line 930, in constructContent
Module Products.CMFCore.TypesTool, line 340, in constructInstance
Module Products.CMFCore.TypesTool, line 571, in _constructInstance
Module Products.ATAudio.ATAudio, line 4, in addATAudio
Module OFS.ObjectManager , line 293, in _setObject
Module Products.Archetypes.BaseContent, line 42, in manage_afterAdd
Module Products.CMFCore.CMFCatalogAware, line 185, in manage_afterAdd
Module Products.Archetypes.CatalogMultiplex , line 26, in indexObject
Module Products.CMFPlone.CatalogTool, line 425, in catalog_object
Module Products.ZCatalog.ZCatalog, line 561, in catalog_object
Module Products.ZCatalog.Catalog, line 340, in catalogObject
Module Products.ZCatalog.Catalog, line 278, in updateMetadata
Module Products.ZCatalog.Catalog, line 418, in recordify
Module Products.ATContentTypes.content.file, line 128, in getIcon
Module Products.ATContentTypes.content.base , line 276, in get_size
Module Products.Archetypes.Field, line 1078, in get_size
Module Products.Archetypes.Field, line 914, in get
Module Products.Archetypes.Field, line 637, in get
- __traceback_info__: ('file', <ATAudio at /cp/ataudio.2005- 11-02.1772340188>, {'field': <Field file(file:rw)>})
Module Products.Archetypes.Storage, line 43, in get
NotImplementedError: ExternalStorage: get