I click add rom files

[Former user]

i click add rom files and The given key was not present in the dictionary.

App: LaunchBox Version: 7.12 Type: System.Collections.Generic.KeyNotFoundException Site: TValue get_Item(TKey) Source: mscorlib

at System.Collections.Concurrent.ConcurrentDictionary`2.get_Item(TKey key) at Unbroken.LaunchBox.Desktop.Forms.ImportGamesFromFilesWizardForm..ctor() at Unbroken.LaunchBox.Desktop.Forms.ImportGamesFromFilesWizardForm..ctor(ImportMode mode, String platform) at (MainForm , ImportMode ) at Unbroken.LaunchBox.Desktop.Forms.MainForm.ImportGamesFromFiles(ImportMode type) at Unbroken.LaunchBox.Desktop.Forms.MainForm.importRomFilesToolStripMenuItem_Click(Object sender, EventArgs e) at System.Windows.Forms.ToolStripItem.RaiseEvent(Object key, EventArgs e) at System.Windows.Forms.ToolStripMenuItem.OnClick(EventArgs e) at System.Windows.Forms.ToolStripItem.HandleClick(EventArgs e) at System.Windows.Forms.ToolStripItem.HandleMouseUp(MouseEventArgs e) at System.Windows.Forms.ToolStrip.OnMouseUp(MouseEventArgs mea) at System.Windows.Forms.ToolStripDropDown.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.ToolStrip.WndProc(Message& m) at System.Windows.Forms.ToolStripDropDown.WndProc(Message& m) at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

Recent Log:

20:20:04 GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 20:20:04 GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 20:20:04 GameDetailsGui.RedrawDetails Before ShowDetailNotes 20:20:04 GameDetailsGui.RedrawDetails Before ShowDetailDates 20:20:04 GameDetailsGui.RedrawDetails End 20:20:04 Music.Play Start 20:20:04 Music.Kill Start 20:20:04 Music.Kill Finished 20:20:04 Music.Play Empty Music Path 20:20:04 Music.NotifyTrackList Start 20:20:04 Music.NotifyTrackList Invoke 20:20:09 GameDetailsGui.RedrawDetails Start 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailRating 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailFileName 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailNotes 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailDates 20:20:09 GameDetailsGui.RedrawDetails End 20:20:09 GameDetailsGui.RedrawDetails Start 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailRating 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailFileName 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailNotes 20:20:09 GameDetailsGui.RedrawDetails Before ShowDetailDates 20:20:09 GameDetailsGui.RedrawDetails End 20:20:17 GameDetailsGui.RedrawDetails Start 20:20:17 GameDetailsGui.RedrawDetails Before ShowDetailRating 20:20:17 GameDetailsGui.RedrawDetails Before ShowDetailFileName 20:20:17 GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 20:20:17 GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 20:20:17 GameDetailsGui.RedrawDetails Before ShowDetailNotes 20:20:17 GameDetailsGui.RedrawDetails Before ShowDetailDates 20:20:17 GameDetailsGui.RedrawDetails End 20:20:17 Music.Play Start 20:20:17 Music.Kill Start 20:20:17 Music.Kill Finished 20:20:17 Music.Play Empty Music Path 20:20:17 Music.NotifyTrackList Start 20:20:17 Music.NotifyTrackList Invoke 20:20:22 GameDetailsGui.RedrawDetails Start 20:20:22 GameDetailsGui.RedrawDetails Before ShowDetailRating 20:20:22 GameDetailsGui.RedrawDetails Before ShowDetailFileName 20:20:22 GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 20:20:22 GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 20:20:22 GameDetailsGui.RedrawDetails Before ShowDetailNotes 20:20:22 GameDetailsGui.RedrawDetails Before ShowDetailDates 20:20:22 GameDetailsGui.RedrawDetails End 20:20:22 Music.Play Start 20:20:22 Music.Kill Start 20:20:22 Music.Kill Finished 20:20:22 Music.Play Empty Music Path 20:20:22 Music.NotifyTrackList Start 20:20:23 Music.NotifyTrackList Invoke 20:23:58 Exception