When adding a new language and canceling the childform from the "Open a Messaging Project" form, will throw this Exception and will not let you add another language:
Exception There is no snapshot for the specified key. The SaveCurrentDataTableToSnapshot must be called before the restore.Source : MicroFour StrataFrame BusinessStack Trace: at MicroFour.StrataFrame.Business.BusinessLayer.RestoreCurrentDataTableSnapshot(String key, Boolean refreshUI) at MicroFour.StrataFrame.Business.BusinessLayer.RestoreCurrentDataTableSnapshot(Boolean refreshUI) at SFMessaging.ProjectSettingsControl.lstLanguages_ChildFormResults(Object sender, ListViewChildFormResultsEventArgs e) at MicroFour.StrataFrame.UI.Windows.Forms.ListView.OnChildFormResults(ListViewChildFormResultsEventArgs e) at MicroFour.StrataFrame.UI.Windows.Forms.ListView.AddNewChildRecord() at MicroFour.StrataFrame.UI.Windows.Forms.ListView.HandleObjectClick(Object sender, EventArgs e) at System.Windows.Forms.ToolStripItem.RaiseEvent(Object key, EventArgs e) at System.Windows.Forms.ToolStripButton.OnClick(EventArgs e) at System.Windows.Forms.ToolStripItem.HandleClick(EventArgs e) at System.Windows.Forms.ToolStripItem.HandleMouseUp(MouseEventArgs e) at System.Windows.Forms.ToolStripItem.FireEventInteractive(EventArgs e, ToolStripItemEventType met) at System.Windows.Forms.ToolStripItem.FireEvent(EventArgs e, ToolStripItemEventType met) at System.Windows.Forms.ToolStrip.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control.WndProc(Message& m) at System.Windows.Forms.ScrollableControl.WndProc(Message& m) at System.Windows.Forms.ToolStrip.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)
Source : MicroFour StrataFrame Business
Stack Trace: at MicroFour.StrataFrame.Business.BusinessLayer.RestoreCurrentDataTableSnapshot(String key, Boolean refreshUI) at MicroFour.StrataFrame.Business.BusinessLayer.RestoreCurrentDataTableSnapshot(Boolean refreshUI) at SFMessaging.ProjectSettingsControl.lstLanguages_ChildFormResults(Object sender, ListViewChildFormResultsEventArgs e) at MicroFour.StrataFrame.UI.Windows.Forms.ListView.OnChildFormResults(ListViewChildFormResultsEventArgs e) at MicroFour.StrataFrame.UI.Windows.Forms.ListView.AddNewChildRecord() at MicroFour.StrataFrame.UI.Windows.Forms.ListView.HandleObjectClick(Object sender, EventArgs e) at System.Windows.Forms.ToolStripItem.RaiseEvent(Object key, EventArgs e) at System.Windows.Forms.ToolStripButton.OnClick(EventArgs e) at System.Windows.Forms.ToolStripItem.HandleClick(EventArgs e) at System.Windows.Forms.ToolStripItem.HandleMouseUp(MouseEventArgs e) at System.Windows.Forms.ToolStripItem.FireEventInteractive(EventArgs e, ToolStripItemEventType met) at System.Windows.Forms.ToolStripItem.FireEvent(EventArgs e, ToolStripItemEventType met) at System.Windows.Forms.ToolStrip.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks) at System.Windows.Forms.Control.WndProc(Message& m) at System.Windows.Forms.ScrollableControl.WndProc(Message& m) at System.Windows.Forms.ToolStrip.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)