[InvalidOperationException: Sequence contains no elements]
System.Linq.Enumerable.First(IEnumerable`1 source) +417
OspeltsWeb.photogallery.load() in C:\GIT\GuentherOspelt\OspeltsWeb\photogallery.aspx.cs:34
OspeltsWeb.photogallery.Page_Load(Object sender, EventArgs e) in C:\GIT\GuentherOspelt\OspeltsWeb\photogallery.aspx.cs:26
System.Web.UI.Control.OnLoad(EventArgs e) +108
System.Web.UI.Control.LoadRecursive() +90
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1533
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