/SoftwareSystem.NullReferenceException: Object reference not set to an instance of an object. at XTEND.Table.GetSlideShow2(List`1 data) in c:\www\dynabyte.ch\App_Code\xtend\Table.cs:line 140 at XTEND.Table.ToString(Boolean FormatAsExcel) in c:\www\dynabyte.ch\App_Code\xtend\Table.cs:line 110 at XTEND.Table.ToString() in c:\www\dynabyte.ch\App_Code\xtend\Table.cs:line 35 at System.Text.StringBuilder.AppendFormatHelper(IFormatProvider provider, String format, ParamsArray args) at System.String.FormatHelper(IFormatProvider provider, String format, ParamsArray args) at System.String.Format(String format, Object[] args) at XTEND.Content.ToString(xtNavigation page) in c:\www\dynabyte.ch\App_Code\xtend\Content.cs:line 116 at XTEND.CurrentPage.GetContent() in c:\www\dynabyte.ch\App_Code\xtend\CurrentPage.cs:line 293 at ASP.default_aspx.__Render__control1(HtmlTextWriter __w, Control parameterContainer) in c:\www\dynabyte.ch\default.aspx:line 36