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Object Reference Not Set To An Instance Of An Object

Posted by Kevin Merta on 23 December 2011 12:53 PM

The Calendar sometimes gives you the error message listed below. This is a bug that has been addressed in a later version of EIOBoard. Have your system administrator upgrade your EIOBoard server and clients to the latest version to take care of this issue.

Message: Object reference not set to an instance of an object.
ExceptionType: System.NullReferenceException
Source: DevExpress.XtraScheduler.v9.1.Core
StackTrace: at DevExpress.XtraScheduler.Resource.InternalAreResourceIdsCollectionsSame(ResourceIdCollection resourceIds1, ResourceIdCollection resourceIds2)

at DevExpress.XtraScheduler.Native.AppointmentChangeHelper.CanChangeAppointment(AppointmentOperationHelper operationHelper, Appointment sourceAppointment, Appointment editedAppointment, Boolean copy)

at DevExpress.XtraScheduler.Native.AppointmentChangeHelper.ValidateOperation(Boolean copy)
at DevExpress.XtraScheduler.Native.AppointmentChangeHelper.PerformResize(SelectableIntervalViewInfo layoutViewInfo, Boolean isResized)

at DevExpress.XtraScheduler.Native.AppointmentChangeHelper.Resize(SelectableIntervalViewInfo layoutViewInfo)
at DevExpress.XtraScheduler.Native.AppointmentResizeMouseHandlerState.SetEditedAppointmentTimeInterval(SchedulerHitInfo hitInfo)

at DevExpress.XtraScheduler.Native.AppointmentResizeMouseHandlerState.OnMouseMove(MouseEventArgs e)
at DevExpress.Utils.MouseHandler.HandleMouseMove(MouseEventArgs e)
at DevExpress.Utils.MouseHandler.OnMouseMove(MouseEventArgs e)
at DevExpress.Services.Implementation.MouseHandlerService.OnMouseMove(MouseEventArgs e)
at DevExpress.XtraScheduler.SchedulerControl.OnMouseMove(MouseEventArgs e)
at System.Windows.Forms.Control.WmMouseMove(Message& m)
at System.Windows.Forms.Control.WndProc(Message& m)
at DevExpress.XtraScheduler.SchedulerControl.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.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

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