lead issue

Unhandled Exception: System.ServiceModel.FaultException`1[[Microsoft.Xrm.Sdk.OrganizationServiceFault, Microsoft.Xrm.Sdk, Version=6.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35]]: System.Web.HttpUnhandledException: Microsoft Dynamics CRM has experienced an error. Reference number for administrators or support: #49A5DD72Detail:

<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: #49A5DD72</Message>

 <Timestamp>2014-01-09T11:19:10.278691Z</Timestamp>

 <InnerFault>

   <ErrorCode>-2147159520</ErrorCode>

   <ErrorDetails xmlns:d3p1="schemas.datacontract.org/.../System.Collections.Generic" />

   <Message>An error has occurred. Either the data does not exist or you do not have sufficient privileges to view the data. Contact your system administrator for help.</Message>

   <Timestamp>2014-01-09T11:19:10.278691Z</Timestamp>

   <InnerFault i:nil="true" />

   <TraceText i:nil="true" />

 </InnerFault>

 <TraceText i:nil="true" />

</OrganizationServiceFault>