This is a bit odd.
Vers. Q4 2006
I have a tree view in a usercontrol (a FileFolder Explorer)
Loads fine,..shows dir structure etc.
If I expand a node,..all fine....but
When I expand a node in those just opened,..I get this Error:
(which is weird,..cos,...I do use
,
IPostBackEventHandler
and
public void RaisePostBackEvent(string eventArgument)
{
if (eventArgument != null)
{
}
}
Any suggestions , help please
The Holding page, does do the whole load and reload usercontrol tracking...still that could be responsible, but other user controls in the holding page (Dynamically loaded and ajaxified dynamically) work fine.
TIA
Neal
[NullReferenceException: Object reference not set to an instance of an object.]
Telerik.WebControls.RadTreeView.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String s) +414
An unhandled exception was generated during the execution of the
current web request. Information regarding the origin and location of the
exception can be identified using the exception stack trace below.
|
[ArgumentOutOfRangeException: Value of '29/12/1899 12:00:00 AM' is not valid for 'SelectedDate'. 'SelectedDate' should be between 'MinDate' and 'MaxDate'. |
| <Columns> | |
| <telerik:GridEditCommandColumn AutoPostBackOnFilter="True" UniqueName="EditCommandColumn" | |
| ButtonType="ImageButton" CancelImageUrl="~/Images/false.gif" CancelText="" EditImageUrl="~/Images/Edit.gif" | |
| EditText="" FilterImageUrl="~/Images/Filter.gif" InsertImageUrl="~/Images/AddRecord.gif" | |
| InsertText="" UpdateImageUrl="~/Images/true.gif" UpdateText=""> | |
| <ItemStyle Width="50px" /> | |
| </telerik:GridEditCommandColumn> | |
| <telerik:GridBoundColumn DataField="CallID" HeaderText="CallID" | |
| ReadOnly="True" SortExpression="CallID" UniqueName="CallID" | |
| DataType="System.Int32" Visible="false"> | |
| </telerik:GridBoundColumn> | |
| <telerik:GridDropDownColumn DataField="CustomerID" DataSourceID="AccessDataSource7" DropDownControlType="RadComboBox" | |
| HeaderText="Customer Name" ListTextField="Name_Contact" ListValueField="CustomerID" SortExpression="CustomerID" | |
| UniqueName="CustomerID" AutoPostBackOnFilter="True" CurrentFilterFunction="Contains" | |
| Display="False" EditFormColumnIndex="0"> | |
| </telerik:GridDropDownColumn> | |
| <telerik:GridDropDownColumn DataField="Performed_By" DataSourceID="AccessDataSource3" DropDownControlType="RadComboBox" | |
| HeaderText="Performed By" ListTextField="FullName" ListValueField="UserID" SortExpression="Performed_By" | |
| UniqueName="Performed_By" AutoPostBackOnFilter="True" CurrentFilterFunction="Contains" | |
| Display="False" EditFormColumnIndex="0"> | |
| </telerik:GridDropDownColumn> | |
| <telerik:GridDateTimeColumn DataField="Call_Date" HeaderText="Call_Date" SortExpression="Call_Date" | |
| UniqueName="Call_Date" DataFormatString="{0:d}" PickerType="DatePicker" | |
| EditFormColumnIndex="0" DataType="System.DateTime"> | |
| </telerik:GridDateTimeColumn> | |
| <telerik:GridDateTimeColumn DataField="Call_Time" HeaderText="Call_Time" SortExpression="Call_Time" | |
| UniqueName="Call_Time" PickerType="TimePicker" DataFormatString="{0:t}" | |
| EditFormColumnIndex="0" DataType="System.DateTime"> | |
| </telerik:GridDateTimeColumn> | |
| <telerik:GridDropDownColumn DataField="Subject" DataSourceID="AccessDataSource4" DropDownControlType="RadComboBox" | |
| HeaderText="Subject" ListTextField="SubjectType" ListValueField="SubjectID" SortExpression="Subject" | |
| UniqueName="Subject" AutoPostBackOnFilter="True" CurrentFilterFunction="Contains" | |
| Display="False" EditFormColumnIndex="0"> | |
| </telerik:GridDropDownColumn> | |
| <telerik:GridDropDownColumn DataField="Officer_Responsible" DataSourceID="AccessDataSource3" DropDownControlType="RadComboBox" | |
| HeaderText="Officer Responsible" ListTextField="FullName" ListValueField="UserID" SortExpression="Officer_Responsible" | |
| UniqueName="Officer_Responsible" AutoPostBackOnFilter="True" CurrentFilterFunction="Contains" | |
| Display="False" EditFormColumnIndex="0"> | |
| </telerik:GridDropDownColumn> | |
| <telerik:GridDropDownColumn DataField="Action" DataSourceID="AccessDataSource5" DropDownControlType="RadComboBox" | |
| HeaderText="Action" ListTextField="ActionName" ListValueField="Action_ID" SortExpression="Action" | |
| UniqueName="Action" AutoPostBackOnFilter="True" CurrentFilterFunction="Contains" | |
| Display="False" EditFormColumnIndex="0"> | |
| </telerik:GridDropDownColumn> | |
| <telerik:GridHTMLEditorColumn UniqueName="ActionNotes" SortExpression="ActionNotes" HeaderText="ActionNotes" | |
| DataField="ActionNotes"> | |
| </telerik:GridHTMLEditorColumn> | |
| <telerik:GridDropDownColumn DataField="Status" DataSourceID="XmlDataSource1" DropDownControlType="RadComboBox" | |
| HeaderText="Status" ListTextField="Text" ListValueField="Value" SortExpression="Status" | |
| UniqueName="Status" AutoPostBackOnFilter="True" CurrentFilterFunction="Contains" | |
| Display="False" EditFormColumnIndex="0"> | |
| </telerik:GridDropDownColumn> | |
| <%-- <MyCol:MyTemplateColumn Datafield="CallbackRequired" Datatype="System.Boolean" Headertext="Complete?" | |
| SortExpression="CallbackRequired" UniqueName="CallbackRequired" EditFormColumnIndex="1"> | |
| <ItemTemplate> | |
| <asp:Image ID="Image5" runat="server" ImageUrl="~/Images/true.gif" Visible='<%# bool.Parse(Eval("Status").ToString()) %>' /> | |
| <asp:Image ID="Image6" runat="server" ImageUrl="~/Images/false.gif" Visible='<%# !bool.Parse(Eval("Status").ToString()) %>' /> | |
| </ItemTemplate> | |
| </MyCol:MyTemplateColumn> | |
| --%> <telerik:GridCheckBoxColumn DataField="CallbackRequired" | |
| DataType="System.Boolean" HeaderText="CallbackRequired" | |
| SortExpression="CallbackRequired" UniqueName="CallbackRequired" EditFormColumnIndex="1"> | |
| </telerik:GridCheckBoxColumn> | |
| <telerik:GridDateTimeColumn DataField="CallbackTime" HeaderText="CallbackTime" SortExpression="CallbackTime" | |
| UniqueName="CallbackTime" DataFormatString="{0:t}" PickerType="TimePicker" | |
| EditFormColumnIndex="1" DataType="System.DateTime"> | |
| </telerik:GridDateTimeColumn> | |
| <telerik:GridDateTimeColumn DataField="CallbackDate" HeaderText="CallbackDate" SortExpression="CallbackDate" | |
| UniqueName="CallbackDate" DataFormatString="{0:d}" PickerType="DatePicker" | |
| EditFormColumnIndex="1" DataType="System.DateTime"> | |
| </telerik:GridDateTimeColumn> | |
| <telerik:GridCheckBoxColumn DataField="CallCompleted" DataType="System.Boolean" | |
| HeaderText="CallCompleted" SortExpression="CallCompleted" | |
| UniqueName="CallCompleted" EditFormColumnIndex="1"> | |
| </telerik:GridCheckBoxColumn> | |
| <telerik:GridDateTimeColumn DataField="Completed_Date" HeaderText="Completed_Date" SortExpression="Completed_Date" | |
| UniqueName="Completed_Date" DataFormatString="{0:d}" PickerType="DatePicker" | |
| EditFormColumnIndex="1" DataType="System.DateTime"> | |
| </telerik:GridDateTimeColumn> | |
| <telerik:GridHTMLEditorColumn UniqueName="Notes" SortExpression="Notes" HeaderText="Notes" | |
| DataField="Notes" EditFormColumnIndex="1"> | |
| </telerik:GridHTMLEditorColumn> | |
| <telerik:GridCheckBoxColumn DataField="Mailout_Requested" | |
| DataType="System.Boolean" HeaderText="Mailout_Requested" | |
| SortExpression="Mailout_Requested" UniqueName="Mailout_Requested" EditFormColumnIndex="1"> | |
| </telerik:GridCheckBoxColumn> | |
| <telerik:GridCheckBoxColumn DataField="MailOutSent" DataType="System.Boolean" | |
| HeaderText="MailOutSent" SortExpression="MailOutSent" UniqueName="MailOutSent" EditFormColumnIndex="1"> | |
| </telerik:GridCheckBoxColumn> | |
| <telerik:GridDateTimeColumn DataField="MailOutDate" HeaderText="MailOutDate" SortExpression="MailOutDate" | |
| UniqueName="MailOutDate" DataFormatString="{0:d}" PickerType="DatePicker" | |
| EditFormColumnIndex="1" DataType="System.DateTime"> | |
| </telerik:GridDateTimeColumn> | |
| </Columns> | |
| <telerik:RadDockLayout runat="server" ID="RadDockLayout1"> | |
| <telerik:RadSplitter ID="RadSplitter1" runat="server" Width="100%" Height="100%" | |
| Orientation="Horizontal"> | |
| <telerik:RadPane ID="RadPane1" runat="server" Scrolling="Y" Height="100%" Width="100%"> | |
| <telerik:RadDockZone runat="server" ID="RadDockZone1"> | |
| <telerik:RadDock runat="server" ID="dock1" Width="100%"> | |
| <ContentTemplate> | |
| Dock 1: Hello from zone 1 | |
| </ContentTemplate> | |
| </telerik:RadDock> | |
| </telerik:RadDockZone> | |
| </telerik:RadPane> | |
| <telerik:RadSplitBar ID="RadSplitBar1" runat="server" Width="20" Height="100%" /> | |
| <telerik:RadPane ID="RadPane2" runat="server" Scrolling="Y" Height="100%" Width="100%"> | |
| <telerik:RadSplitter ID="RadSplitter2" runat="server" Width="100%" Height="100%" | |
| Orientation="Vertical"> | |
| <telerik:RadPane ID="RadPane3" runat="server" Scrolling="Y" Height="100%" Width="25%"> | |
| <telerik:RadDockZone ID="RadDockZone2" runat="server"> | |
| <telerik:RadDock runat="server" ID="dock2" Width="100%"> | |
| <ContentTemplate> | |
| Dock 3: Hello from zone 2 | |
| </ContentTemplate> | |
| </telerik:RadDock> | |
| <telerik:RadDock runat="server" ID="RadDock1" Width="100%"> | |
| <ContentTemplate> | |
| Dock 4: Hello from zone 2 | |
| </ContentTemplate> | |
| </telerik:RadDock> | |
| </telerik:RadDockZone> | |
| </telerik:RadPane> | |
| <telerik:RadSplitBar ID="RadSplitBar2" runat="server" Width="20" Height="100%" /> | |
| <telerik:RadPane ID="RadPane4" runat="server" Scrolling="Y" Height="100%" Width="75%"> | |
| <telerik:RadDockZone ID="RadDockZone3" runat="server"> | |
| <telerik:RadDock runat="server" ID="RadDock2" Width="100%"> | |
| <ContentTemplate> | |
| Dock 5: Hello from zone 3 | |
| </ContentTemplate> | |
| </telerik:RadDock> | |
| <telerik:RadDock runat="server" ID="RadDock3" Width="100%"> | |
| <ContentTemplate> | |
| Dock 6: Hello from zone 3 | |
| </ContentTemplate> | |
| </telerik:RadDock> | |
| </telerik:RadDockZone> | |
| </telerik:RadPane> | |
| </telerik:RadSplitter> | |
| </telerik:RadPane> | |
| </telerik:RadSplitter> | |
| </telerik:RadDockLayout> |
An unhandled exception was generated during the execution of the
current web request. Information regarding the origin and location of
the exception can be identified using the exception stack trace below.
|
[HttpException (0x80004005): The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).] |