<RemoveFieldRef /> ? http://msdn.microsoft.com/en-us/library/aa543602.aspx http://sharepointlive.blogspot.com/2009/05/content-types-inheritance-how-to-remove.html http://www.u2u.info/Blogs/karine/Lists/Posts/Post.aspx?ID=6
<http://sharepointlive.blogspot.com/2009/05/content-types-inheritance-how-to-remove.html>No idea if this will actually work though, worth a shot. Sezai. On Mon, Apr 18, 2011 at 10:50 AM, Alex Hobson <a...@hobsonator.com> wrote: > In MOSS 2007 the SystemPage CT did not have the attribute Inherits="TRUE" > so when our Common CT inherited from SystemPage and we changed the > DisplayName we did not have an issue. > > If you have a look the Document (0x0101) and Item (0x01) CTs you will see > what i mean. > > The Item CT has the Title FieldRef and has Required="TRUE" the Document CT > references the Title FieldRef and has Required="FALSE". > > So in the Document CT Title is not required. Where in the Item CT Title is > required. > > Once you get up to the SystemPage CT we see the Inherits="TRUE" attribute. > This appears to change the game, if i try and add the Title FieldRef into my > Common CT and updated the DisplayName i get an duplicate field instead of > overriding the field like i use to have. > > BTW this is not unique to Title, it is just an example. > > On Mon, Apr 18, 2011 at 11:37 AM, Prashanth Thiyagalingam < > prashanth...@hotmail.com> wrote: > >> SystemPage CT has already got the build-in Title field inherited >> from 'Item' CT, and this is what is causing the duplicate error. >> >> ------------------------------ >> Date: Mon, 18 Apr 2011 10:29:26 +1000 >> Subject: Content Types and SharePoint 2010 >> From: a...@hobsonator.com >> To: ozmoss@ozmoss.com >> >> >> >> We have run into an interesting issue when migrating our WSP packages from >> MOSS 2007 to SharePoint 2010. The issue is in relation to Publishing Content >> Types. >> >> In the past we have had a Common Publishing Content Type called >> CommonPublishingContentTypes which inherits from the built-in SystemPage >> Content Type (0x010100C568DB52D9D0A14D9B2FDCC96666E9F2) found in the >> PublishingResources Feature. >> >> SharePoint 2010 appears to have introduced a attribute called Inherits and >> on the built-in SystemPage Content Type this is set to TRUE. "If Inherits is >> TRUE, the child content type inherits all fields that are in the parent, >> including fields that users have added." ( >> http://msdn.microsoft.com/en-us/library/aa544268.aspx). >> >> In MOSS 2007 we where able to add a built-in field <FieldRef >> ID="{fa564e0f-0c70-4ab9-b863-0177e6ddd247}" Name="Title" DisplayName="Title" >> Required="TRUE"/> into our CommonPublishingContentTypes and updated the >> DisplayName or Required attributes. >> >> If we attempt to do this in SharePoint 2010 we get duplicate fields in our >> CommonPublishingContentTypes Content Type for Title. >> >> Ideas? >> >> _______________________________________________ ozmoss mailing list >> ozmoss@ozmoss.com http://prdlxvm0001.codify.net/mailman/listinfo/ozmoss >> >> _______________________________________________ >> >> ozmoss mailing list >> ozmoss@ozmoss.com >> http://prdlxvm0001.codify.net/mailman/listinfo/ozmoss >> >> > > _______________________________________________ > ozmoss mailing list > ozmoss@ozmoss.com > http://prdlxvm0001.codify.net/mailman/listinfo/ozmoss > >
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