CRM 2011: Access Is Denied (you don't have enough privileges to access Microsoft Dynamics CRM object or perform request....)

SecLib::AccessCheckEx failed. Returned hr = -2147187962, ObjectID: xxxxxxxxxxxx, OwnerId: xxxxxx,  OwnerIdType: 8 and CallingUser: xxxxxxx. ObjectTypeCode: 8, objectBusinessUnitId: xxxxxxxxxx, AccessRights: AppendToAccess Detail:

1- write the following command to SQL server

  Select Name,LogicalName From MetadataSchema.Entity Where ObjectTypeCode=8

2- Go to CRM Security role and select the user role and from the Business Management Tab give the "append" and "append to" for entity user to oirganization.