I am unable to search Knowledge article. Following error is keep popping up on screen
Unhandled Exception: System.ServiceModel.FaultException`1[[Microsoft.Xrm.Sdk.OrganizationServiceFault, Microsoft.Xrm.Sdk, Version=8.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]]: System.Xml.XmlException: Microsoft Dynamics CRM has experienced an error. Reference number for administrators or support: #97240BCCDetail:
<OrganizationServiceFault xmlns:i="www.w3.org/.../XMLSchema-instance" xmlns="schemas.microsoft.com/.../Contracts">
<ErrorCode>-2147220970</ErrorCode>
<ErrorDetails xmlns:d2p1="schemas.datacontract.org/.../System.Collections.Generic" />
<Message>System.Xml.XmlException: Microsoft Dynamics CRM has experienced an error. Reference number for administrators or support: #97240BCC</Message>
<Timestamp>2017-01-05T15:08:51.097888Z</Timestamp>
<ExceptionSource i:nil="true" />
<InnerFault>
<ErrorCode>-2147217149</ErrorCode>
<ErrorDetails xmlns:d3p1="schemas.datacontract.org/.../System.Collections.Generic" />
<Message>'KnowledgeArticle' entity doesn't contain attribute with Name = 'IsLatestVersion'.</Message>
<Timestamp>2017-01-05T15:08:51.097888Z</Timestamp>
<ExceptionSource i:nil="true" />
<InnerFault i:nil="true" />
<OriginalException i:nil="true" />
<TraceText i:nil="true" />
</InnerFault>
<OriginalException i:nil="true" />
<TraceText i:nil="true" />
</OrganizationServiceFault>