My Main method has [MTAThread] attribute.
I get this error on right-click and menu is not shown.
Has anyone seen this and knows how to fix it?
I cannot change the attribute.
>>
DragDrop registration did not succeed.\r\n at System.Windows.Forms.Control.SetAcceptDrops(Boolean accept)
at System.Windows.Forms.Control.set_AllowDrop(Boolean value)
at Syncfusion.Windows.Forms.Tools.XPMenus.MenuGridControlCustomizable.set_MenuBound(Boolean value)
at Syncfusion.Windows.Forms.Tools.XPMenus.MenuGrid.set_MenuBound(Boolean value)
at Syncfusion.Windows.Forms.Tools.XPMenus.MenuGridControlBase.Show(ParentBarItem parentItem, Point location, IPopupParent parentUI, Boolean setDefaultSelection, Queue pbiQueue)
at Syncfusion.Windows.Forms.Tools.XPMenus.MenuGrid.Show(ParentBarItem parentItem, Point location, IPopupParent parentUI, Boolean setDefaultSelection, Queue pbiQueue)
at Syncfusion.Windows.Forms.Tools.XPMenus.MenuGridControlBase.Show(ParentBarItem parentItem, Point location, IPopupParent parentUI, Boolean setDefaultSelection)
at Syncfusion.Windows.Forms.Tools.XPMenus.PopupMenu.ShowChildrenUI(Point pos, IPopupParent parentUI)
at Syncfusion.Windows.Forms.Tools.XPMenus.PopupMenu.Show(Control control, Point pos)
at Syncfusion.Windows.Forms.Tools.XPMenus.PopupMenusManager.OnContextMenu(Control control, Point pt, PopupMenu popupMenu)
at Syncfusion.Windows.Forms.Tools.XPMenus.PopupMenusManager.OnContextMenu(Control control, Point pt)
at Syncfusion.Windows.Forms.Tools.XPMenus.ContextMenuPlaceHolder.ShowPopupMenu()
at Syncfusion.Windows.Forms.Tools.XPMenus.ContextMenuPlaceHolder.OnPopup(EventArgs e)
at System.Windows.Forms.ContextMenu.Show(Control control, Point pos, Int32 flags)
at System.Windows.Forms.ContextMenu.Show(Control control, Point pos)
at System.Windows.Forms.Control.WmContextMenu(Message& m, Control sourceControl)
at System.Windows.Forms.Control.WmContextMenu(Message& m)
at System.Windows.Forms.Control.WndProc(Message& m)
at Syncfusion.Windows.Forms.Grid.Grouping.GridGroupingControl.WndProc(Message& msg)
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)
