[InvalidCastException: Unable to cast object of type 'System.DBNull' to type 'System.String'.]
ASP.arabic_moreevents_aspx.__DataBind__control54(Object sender, EventArgs e) in f:\calendar.jo\arabic\MoreEvents.aspx:653
System.Web.UI.Control.OnDataBinding(EventArgs e) +86
System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +154
System.Web.UI.Control.DataBind() +17
System.Web.UI.Control.DataBindChildren() +187
System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +164
System.Web.UI.Control.DataBind() +17
System.Web.UI.Control.DataBindChildren() +187
System.Web.UI.Control.DataBind(Boolean raiseOnDataBinding) +164
System.Web.UI.Control.DataBind() +17
System.Web.UI.WebControls.GridView.CreateRow(Int32 rowIndex, Int32 dataSourceIndex, DataControlRowType rowType, DataControlRowState rowState, Boolean dataBind, Object dataItem, DataControlField[] fields, TableRowCollection rows, PagedDataSource pagedDataSource) +170
System.Web.UI.WebControls.GridView.CreateChildControls(IEnumerable dataSource, Boolean dataBinding) +3839
System.Web.UI.WebControls.CompositeDataBoundControl.PerformDataBinding(IEnumerable data) +67
System.Web.UI.WebControls.GridView.PerformDataBinding(IEnumerable data) +15
System.Web.UI.WebControls.DataBoundControl.OnDataSourceViewSelectCallback(IEnumerable data) +133
System.Web.UI.DataSourceView.Select(DataSourceSelectArguments arguments, DataSourceViewSelectCallback callback) +34
System.Web.UI.WebControls.DataBoundControl.PerformSelect() +151
System.Web.UI.WebControls.BaseDataBoundControl.DataBind() +76
System.Web.UI.WebControls.GridView.DataBind() +10
arabic_MoreEvents.FillEvents() in f:\calendar.jo\arabic\MoreEvents.aspx.cs:260
arabic_MoreEvents.Page_Load(Object sender, EventArgs e) in f:\calendar.jo\arabic\MoreEvents.aspx.cs:383
System.Web.Util.CalliEventHandlerDelegateProxy.Callback(Object sender, EventArgs e) +52
System.Web.UI.Control.OnLoad(EventArgs e) +97
System.Web.UI.Control.LoadRecursive() +61
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +693