Details:

SquashCore.FriendlyException: Unrecognised player. ---> System.InvalidOperationException: Sequence contains no elements at System.Data.Linq.SqlClient.SqlProvider.Execute(Expression query, QueryInfo queryInfo, IObjectReaderFactory factory, Object[] parentArgs, Object[] userArgs, ICompiledSubQuery[] subQueries, Object lastResult) at System.Data.Linq.SqlClient.SqlProvider.ExecuteAll(Expression query, QueryInfo[] queryInfos, IObjectReaderFactory factory, Object[] userArguments, ICompiledSubQuery[] subQueries) at System.Data.Linq.SqlClient.SqlProvider.System.Data.Linq.Provider.IProvider.Execute(Expression query) at System.Data.Linq.Table`1.System.Linq.IQueryProvider.Execute[TResult](Expression expression) at SquashResults.Public.PlayerPage.get_Person() in C:\Users\Ian\Documents\Projects\Squash\SquashResults\Core\Public\Player.aspx.cs:line 23 --- End of inner exception stack trace --- at SquashResults.Public.PlayerPage.get_Person() in C:\Users\Ian\Documents\Projects\Squash\SquashResults\Core\Public\Player.aspx.cs:line 28 at SquashResults.Public.PlayerPage.OnPreRender(EventArgs e) in C:\Users\Ian\Documents\Projects\Squash\SquashResults\Core\Public\Player.aspx.cs:line 68 at System.Web.UI.Control.PreRenderRecursiveInternal() at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)