Error After Upgrading from 2008 to 2014

Hi,I'm having issues with opening my cubes in BIDs after upgrading my database from 2008 to 2014.Deserialization failed: The 'AllowedRowsExpression' element in the 'http://schemas.microsoft.com/analysisservices/2011/engine/300/300' namespace is unexpected.The 'AllowedRowsExpression' element in the 'http://schemas.microsoft.com/analysisservices/2011/engine/300/300' namespace is unexpected. (Microsoft.AnalysisServices)Any help here would be appreciated. How can I solve this ?Thanks,Venkatesh