[masry4u]

اشكرك [b]rmnr على الاستجابة السريعة وعلي الشرح المفيد لكن اعطني بعض الاخطاء[/b]

كود :

System.ServiceModel.FaultException
 HResult=0x80131501
 Message=System.Web.Services.Protocols.SoapException: Server was unable to process request. ---> System.InvalidOperationException: There was an error generating the XML document. ---> System.InvalidOperationException: Cannot serialize the DataTable. DataTable name is not set.
  at System.Data.DataTable.WriteXmlSchema(XmlWriter writer, Boolean writeHierarchy)
  at System.Data.DataTable.System.Xml.Serialization.IXmlSerializable.WriteXml(XmlWriter writer)
  at System.Xml.Serialization.XmlSerializationWriter.WriteSerializable(IXmlSerializable serializable, String name, String ns, Boolean isNullable, Boolean wrapped)
  at Microsoft.Xml.Serialization.GeneratedAssembly.XmlSerializationWriter1.Write95_SelectPCTakhenResponse(Object[] p)
  at Microsoft.Xml.Serialization.GeneratedAssembly.ArrayOfObjectSerializer189.Serialize(Object objectToSerialize, XmlSerializationWriter writer)
  at System.Xml.Serialization.XmlSerializer.Serialize(XmlWriter xmlWriter, Object o, XmlSerializerNamespaces namespaces, String encodingStyle, String id)
  --- End of inner exception stack trace ---
  at System.Xml.Serialization.XmlSerializer.Serialize(XmlWriter xmlWriter, Object o, XmlSerializerNamespaces namespaces, String encodingStyle, String id)
  at System.Web.Services.Protocols.SoapServerProtocol.WriteReturns(Object[] returnValues, Stream outputStream)
  at System.Web.Services.Protocols.WebServiceHandler.WriteReturns(Object[] returnValues)
  at System.Web.Services.Protocols.WebServiceHandler.Invoke()
  --- End of inner exception stack trace ---
 Source=mscorlib
 StackTrace:
  at System.Runtime.Remoting.Proxies.RealProxy.HandleReturnMessage(IMessage reqMsg, IMessage retMsg)
  at System.Runtime.Remoting.Proxies.RealProxy.PrivateInvoke(MessageData& msgData, Int32 type)
  at ComputerMangement.ServiceReference1.WebService1Soap.SelectPCTakhen(DateTime DatePC)
  at ComputerMangement.ServiceReference1.WebService1SoapClient.SelectPCTakhen(DateTime DatePC) in D:\Projects\NewComputerMangement\ComputerMangement\Service References\ServiceReference1\Reference.vb:line 1008
  at ComputerMangement.FrmTakhenTwred.DateTimePicker1_ValueChanged(Object sender, EventArgs e) in D:\Projects\NewComputerMangement\ComputerMangement\FrmTakhenTwred.vb:line 109
  at System.Windows.Forms.DateTimePicker.OnValueChanged(EventArgs eventargs)
  at System.Windows.Forms.DateTimePicker.WmDateTimeChange(Message& m)
  at System.Windows.Forms.DateTimePicker.WmReflectCommand(Message& m)
  at System.Windows.Forms.DateTimePicker.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.SendMessage(HandleRef hWnd, Int32 msg, IntPtr wParam, IntPtr lParam)
  at System.Windows.Forms.Control.SendMessage(Int32 msg, IntPtr wparam, IntPtr lparam)
  at System.Windows.Forms.Control.ReflectMessageInternal(IntPtr hWnd, Message& m)
  at System.Windows.Forms.Control.WmNotify(Message& m)
  at System.Windows.Forms.Control.WndProc(Message& m)
  at System.Windows.Forms.GroupBox.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.CallWindowProc(IntPtr wndProc, IntPtr hWnd, Int32 msg, IntPtr wParam, IntPtr lParam)
  at System.Windows.Forms.NativeWindow.DefWndProc(Message& m)
  at System.Windows.Forms.Control.DefWndProc(Message& m)
  at System.Windows.Forms.Control.WmNotify(Message& m)
  at System.Windows.Forms.Control.WndProc(Message& m)
  at System.Windows.Forms.DateTimePicker.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 Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.OnRun()
  at Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.DoApplicationModel()
  at Microsoft.VisualBasic.ApplicationServices.WindowsFormsApplicationBase.Run(String[] commandLine)
  at ComputerMangement.My.MyApplication.Main(String[] Args) in :line 81