Load Layout Issue

[muralidhar]

Hi,

I am trying to to save and load the grid layout settings to/from a file. i am able to save the layout settings to a file but unable to load from the file, getting the below error. Here i have created custom header cell for my grid.

Could you please help me in resolving this issue?

Below is the code  snipper for Save / Laod

private void SaveLayout_Click(object sender, EventArgs e)
        {
            this.radGridView1.SaveLayout(@"C:\\xyz.xml");
        }

private void RestoreLayout_Click(object sender, EventArgs e)
        {
            this.radGridView1.LoadLayout(@"C:\\xyz.xml");
        }

Stack Tracer of the issue:

at System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOnly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandleInternal& ctor, Boolean& bNeedSecurityCheck)
  at System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean skipCheckThis, Boolean fillCache)
  at System.RuntimeType.CreateInstanceDefaultCtor(Boolean publicOnly, Boolean skipVisibilityChecks, Boolean skipCheckThis, Boolean fillCache)
  at System.Activator.CreateInstance(Type type, Boolean nonPublic)
  at Telerik.WinControls.XmlSerialization.RuntimeInstanceFactory.CreateInstance(Type instanceType)
  at Telerik.WinControls.XmlSerialization.ComponentXmlSerializer.ReadMergeCollection(XmlReader reader, Object parent, PropertyDescriptor parentProperty, IList toRead, String uniquePropertyName, Boolean preserveNotSerializedExistingElements, Boolean disposeObjects)
  at Telerik.WinControls.UI.GridViewLayoutSerializer.ProcessListOverride(XmlReader reader, Object listOwner, PropertyDescriptor ownerProperty, IList list)
  at Telerik.WinControls.XmlSerialization.ComponentXmlSerializer.ReadElementInObject(XmlReader reader, PropertyDescriptor property, Object toRead)
  at Telerik.WinControls.XmlSerialization.ComponentXmlSerializer.ReadObjectElement(XmlReader reader, Object parentObject, Object toRead)
  at Telerik.WinControls.XmlSerialization.ComponentXmlSerializer.ReadElementInObject(XmlReader reader, PropertyDescriptor property, Object toRead)
  at Telerik.WinControls.XmlSerialization.ComponentXmlSerializer.ReadObjectElement(XmlReader reader, Object parentObject, Object toRead)
  at Telerik.WinControls.UI.RadGridView.LoadLayout(XmlReader xmlReader)
  at Telerik.WinControls.UI.RadGridView.LoadLayout(String fileName)
  at GridApplication.Form1.RestoreLayout_Click(Object sender, EventArgs e) in E:\Telerik POC\GridApplication\GridApplication\Form1.cs:line 200
  at System.Windows.Forms.Control.OnClick(EventArgs e)
  at System.Windows.Forms.Button.OnClick(EventArgs e)
  at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs mevent)
  at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
  at System.Windows.Forms.Control.WndProc(Message& m)
  at System.Windows.Forms.ButtonBase.WndProc(Message& m)
  at System.Windows.Forms.Button.WndProc(Message& m)
  at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
  at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
  at System.Windows.Forms.NativeWindow.DebuggableCallback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)
  at System.Windows.Forms.UnsafeNativeMethods.DispatchMessageW(MSG& msg)
  at System.Windows.Forms.Application.ComponentManager.System.Windows.Forms.UnsafeNativeMethods.IMsoComponentManager.FPushMessageLoop(IntPtr dwComponentID, Int32 reason, Int32 pvLoopData)
  at System.Windows.Forms.Application.ThreadContext.RunMessageLoopInner(Int32 reason, ApplicationContext context)
  at System.Windows.Forms.Application.ThreadContext.RunMessageLoop(Int32 reason, ApplicationContext context)
  at System.Windows.Forms.Application.Run(Form mainForm)
  at GridApplication.Program.Main() in E:\Telerik POC\GridApplication\GridApplication\Program.cs:line 18
  at System.AppDomain._nExecuteAssembly(RuntimeAssembly assembly, String[] args)
  at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence assemblySecurity, String[] args)
  at Microsoft.VisualStudio.HostingProcess.HostProc.RunUsersAssembly()
  at System.Threading.ThreadHelper.ThreadStart_Context(Object state)
  at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean ignoreSyncCtx)
  at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
  at System.Threading.ThreadHelper.ThreadStart()

Thanks & Regards
Muralidhar Dasari

[Jack]

Hi Muralidhar,

We are not able to identify the issue by using this information. Could you please prepare a sample application which reproduces the issue? This will help us to understand the issue and provide you with proper assistance.

I am looking forward to your reply.
 
All the best,
Jack
the Telerik team