DELFT 3D FM SUITE : Error when running FLOW3D RFGRID https://dlt-acc.firelay.cloud/c/message_boards/find_thread?p_l_id=3231581&threadId=5706263 2026-05-15T15:06:43Z 2026-05-15T15:06:43Z quest vr https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&messageId=5711997 2023-03-11T13:11:11Z 2023-03-11T13:11:11Z

Exactly what I needed! You just saved me several hours. Thanks!

quest vr 2023-03-11T13:11:11Z Mathieu Soulayrol https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&messageId=5706378 2023-03-08T13:11:59Z 2023-03-08T13:11:59Z

I don't have this file, in kernels,\x64\ I just have dmor 

Mathieu Soulayrol 2023-03-08T13:11:59Z Mathieu Soulayrol https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&messageId=5706356 2023-03-08T13:11:05Z 2023-03-08T13:11:05Z

I think it must be because of this: Error retrieving FM Dll version: Could not find / load dflowfm.dll.<br />Error: 126 - Le module spécifié est introuvable<br />File: C:\Program Files\Deltares\Delft3D FM Suite 2022.04 OpenHMWQ\plugins\DeltaShell.Dimr\kernels\x64\dflowfm\bin\dflowfm.dll

Mathieu Soulayrol 2023-03-08T13:11:05Z Mathieu Soulayrol https://dlt-acc.firelay.cloud/c/message_boards/find_message?p_l_id=3231581&messageId=5706262 2023-03-08T13:02:36Z 2023-03-08T13:02:36Z

Hi everybody,<br />When I try to open RFGRID by clicking on &#34;grid&#34; on a flow3D FM model on DELFT3D FM Suite, I have this error : <br />&#34;An unhandled exception has occurred. Delta Shell needs to be restarted<br />System.ArgumentNullException: Value cannot be null.<br />Parameter name: path2<br />   at System.IO.Path.Combine(String path1, String path2)<br />   at DeltaShell.Plugins.FMSuite.Common.Gui.RgfGrid.RgfGridEditor.CopyFilesToDirectory(String targetDir, IEnumerable`1 sourcePaths)<br />   at DeltaShell.Plugins.FMSuite.Common.Gui.RgfGrid.RgfGridEditor.PrepareGridCopies(String[] grids, Boolean[] gridIsEmpty, String tempDir, CoordinateSystemType systemType, ICoordinateSystem coordinateSystem)<br />   at DeltaShell.Plugins.FMSuite.Common.Gui.RgfGrid.RgfGridEditor.OpenGrids(String[] grids, Boolean[] gridIsEmpty, IEnumerable`1 additionalPaths, IEnumerable`1 polygons, String polFileName, CoordinateSystemType systemType, ICoordinateSystem coordinateSystem)<br />   at DeltaShell.Plugins.FMSuite.Common.Gui.RgfGrid.RgfGridEditor.OpenGrid(String gridPath, Boolean gridIsEmpty, IEnumerable`1 additionalPaths, ICoordinateSystem coordinateSystem)<br />   at DeltaShell.Plugins.FMSuite.FlowFM.Gui.NodePresenters.FmModelTreeShortcutNodePresenter.OpenGridEditor(FmModelTreeShortcut shortcut)<br />   at DeltaShell.Plugins.FMSuite.Common.Gui.NodePresenters.ModelTreeShortcutNodePresenterBase`1.OnNodeDoubleClicked(Object nodeData)<br />   at DeltaShell.Plugins.ProjectExplorer.ProjectTreeView.TreeViewDoubleClick(Object sender, EventArgs e)<br />   at System.Windows.Forms.Control.OnDoubleClick(EventArgs e)<br />   at System.Windows.Forms.TreeView.WndProc(Message&amp; m)<br />   at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)&#34;<br /><br />On wave model, when I open RFGRID everything worked.<br /><br />Do you know where the error come from ?<br /><br />Thank for your help.<br />​​​​​​​Soulayrol Mathieu

Mathieu Soulayrol 2023-03-08T13:02:36Z