Can't add ADO.NET Entity Model because of error

Posted by Freshblood on Stack Overflow See other posts from Stack Overflow or by Freshblood
Published on 2010-06-08T18:24:01Z Indexed on 2010/06/10 7:22 UTC
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ado.net-entity-data-model

I am using VS 2010 Express.This error appear "Error HRESULT E_FAIL has been returned from a call to a COM compenent" When i try to Add ADO.NET Entity Data Model. VS 2008 PRO is installed on my pc too but i don't think that it is caused by VS 2008 .I tried to reinstall VS 2010 Express but still same. How can i fix it ?

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