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  <title>Error importing project file</title>
  <link rel="self" href="https://dlt-acc.firelay.cloud/c/message_boards/find_thread?p_l_id=4041874&amp;threadId=4393070" />
  <subtitle>Error importing project file</subtitle>
  <id>https://dlt-acc.firelay.cloud/c/message_boards/find_thread?p_l_id=4041874&amp;threadId=4393070</id>
  <updated>2026-05-12T17:46:21Z</updated>
  <dc:date>2026-05-12T17:46:21Z</dc:date>
  <entry>
    <title>Error importing project file</title>
    <link rel="alternate" href="https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=4041874&amp;messageId=4393069" />
    <author>
      <name>Erik de Rooij</name>
    </author>
    <id>https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=4041874&amp;messageId=4393069</id>
    <updated>2016-08-22T14:11:43Z</updated>
    <published>2016-08-22T14:11:43Z</published>
    <summary type="html">Dear Deltares,&lt;br /&gt;&lt;br /&gt;I have installed Delft3D FM 2016, but I can&amp;#39;t use it. I keep bumping into the same error when I try to load a project or import, but I don&amp;#39;t know what it means. My colleague does not experience this problem, when working with the same project files.&lt;br /&gt;Do you have experience with this type of error?&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;System.NullReferenceException: Object reference not set to an instance of an object.&lt;br /&gt;   at DeltaShell.Plugins.FMSuite.FlowFM.Gui.FlowFMGuiPlugin.&amp;lt;OnActivityRunnerStatusChanged&amp;gt;(Object sender, ActivityStatusChangedEventArgs activityStatusChangedEventArgs)&lt;br /&gt;   at DeltaShell.Plugins.FMSuite.FlowFM.Gui.FlowFMGuiPlugin.&amp;lt;OnActivityRunnerStatusChanged&amp;gt;c__Binding.Invoke(Object&amp;amp; instance, Arguments arguments, Object aspectArgs)&lt;br /&gt;   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)&lt;br /&gt;   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)&lt;br /&gt;   at System.Windows.Threading.DispatcherOperation.InvokeImpl()&lt;br /&gt;   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)&lt;br /&gt;   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)&lt;br /&gt;   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)&lt;br /&gt;   at MS.Internal.CulturePreservingExecutionContext.Run(CulturePreservingExecutionContext executionContext, ContextCallback callback, Object state)&lt;br /&gt;   at System.Windows.Threading.DispatcherOperation.Invoke()&lt;br /&gt;   at System.Windows.Threading.Dispatcher.ProcessQueue()&lt;br /&gt;   at System.Windows.Threading.Dispatcher.WndProcHook(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean&amp;amp; handled)&lt;br /&gt;   at MS.Win32.HwndWrapper.WndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam, Boolean&amp;amp; handled)&lt;br /&gt;   at MS.Win32.HwndSubclass.DispatcherCallbackOperation(Object o)&lt;br /&gt;   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)&lt;br /&gt;   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)&lt;br /&gt;   at System.Windows.Threading.Dispatcher.LegacyInvokeImpl(DispatcherPriority priority, TimeSpan timeout, Delegate method, Object args, Int32 numArgs)&lt;br /&gt;   at MS.Win32.HwndSubclass.SubclassWndProc(IntPtr hwnd, Int32 msg, IntPtr wParam, IntPtr lParam)&lt;br /&gt;   at MS.Win32.UnsafeNativeMethods.DispatchMessage(MSG&amp;amp; msg)&lt;br /&gt;   at System.Windows.Threading.Dispatcher.PushFrameImpl(DispatcherFrame frame)&lt;br /&gt;   at System.Windows.Application.RunDispatcher(Object ignore)&lt;br /&gt;   at System.Windows.Application.RunInternal(Window window)&lt;br /&gt;   at DeltaShell.Gui.App.Main()&lt;br /&gt;&lt;br /&gt;&lt;br /&gt;Please let me know,&lt;br /&gt;&lt;br /&gt;Joel</summary>
    <dc:creator>Erik de Rooij</dc:creator>
    <dc:date>2016-08-22T14:11:43Z</dc:date>
  </entry>
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