Unhandled Exception: System.ServiceModel.FaultException`1[[Microsoft.Xrm.Sdk.OrganizationServiceFault, Microsoft.Xrm.Sdk, Version=8.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]]: System.Web.HttpUnhandledException: Microsoft Dynamics CRM has experienced an error. Reference number for administrators or support: #348D2488Detail:
<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.Web.HttpUnhandledException: Microsoft Dynamics CRM has experienced an error. Reference number for administrators or support: #348D2488</Message>
<Timestamp>2016-09-13T06:40:27.6360973Z</Timestamp>
<InnerFault>
<ErrorCode>-2147187962</ErrorCode>
<ErrorDetails xmlns:d3p1="schemas.datacontract.org/.../System.Collections.Generic" />
<Message>SecLib::AccessCheckEx failed. Returned hr = -2147187962, ObjectID: ..........., OwnerId: ..................., OwnerIdType: 8 and CallingUser: ........................ ObjectTypeCode: 3, objectBusinessUnitId: .........................., AccessRights: ReadAccess </Message>
<Timestamp>2016-09-13T06:40:27.6360973Z</Timestamp>
<InnerFault i:nil="true" />
<TraceText i:nil="true" />
</InnerFault>
<TraceText i:nil="true" />
</OrganizationServiceFault>
User has a role tagged , Opportunity entity with User level - Read access.