Launchbox Opened an Error Window when deleting a game

[Former user]

I was deleting a game from my library and then got the following error:

The given key was not present in the dictionary.

App: LaunchBox Version: 7.10 Type: System.Collections.Generic.KeyNotFoundException Site: System.Object MarshaledInvoke(System.Windows.Forms.Control, System.Delegate, System.Object[], Boolean) Source: System.Windows.Forms

at System.Windows.Forms.Control.MarshaledInvoke(Control caller, Delegate method, Object[] args, Boolean synchronous) at System.Windows.Forms.Control.Invoke(Delegate method, Object[] args) at (<>c__DisplayClass143_0 ) at Unbroken.LaunchBox.Desktop.Forms.MainForm.<>c__DisplayClass143_0.<playButton_Click>b__1() at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx) at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state) at System.Threading.ThreadHelper.ThreadStart()

Recent Log:

6:34:12 PM GameDetailsGui.RedrawDetails Before ShowDetailRating 6:34:12 PM GameDetailsGui.RedrawDetails Before ShowDetailFileName 6:34:12 PM GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 6:34:12 PM GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 6:34:12 PM GameDetailsGui.RedrawDetails Before ShowDetailNotes 6:34:12 PM GameDetailsGui.RedrawDetails Before ShowDetailDates 6:34:12 PM GameDetailsGui.RedrawDetails End 6:34:13 PM GameDetailsGui.RedrawDetails Start 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailRating 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailFileName 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailNotes 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailDates 6:34:13 PM GameDetailsGui.RedrawDetails End 6:34:13 PM GameDetailsGui.RedrawDetails Start 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailRating 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailFileName 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailNotes 6:34:13 PM GameDetailsGui.RedrawDetails Before ShowDetailDates 6:34:13 PM GameDetailsGui.RedrawDetails End 6:34:14 PM Music.Play Start 6:34:14 PM Music.Kill Start 6:34:14 PM Music.Kill Finished 6:34:14 PM Music.Play Empty Music Path 6:34:14 PM Music.NotifyTrackList Start 6:34:14 PM Music.NotifyTrackList Invoke 6:34:14 PM GameDetailsGui.RedrawDetails Start 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailRating 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailFileName 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailNotes 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailDates 6:34:14 PM GameDetailsGui.RedrawDetails End 6:34:14 PM GameDetailsGui.RedrawDetails Start 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailRating 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailFileName 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailCustomFields 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailLastPlayed 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailNotes 6:34:14 PM GameDetailsGui.RedrawDetails Before ShowDetailDates 6:34:14 PM GameDetailsGui.RedrawDetails End 6:34:14 PM Music.Play Start 6:34:14 PM Music.Kill Start 6:34:14 PM Music.Kill Finished 6:34:14 PM Music.Play Empty Music Path 6:34:14 PM Music.NotifyTrackList Start 6:34:14 PM Music.NotifyTrackList Invoke 6:34:15 PM Exception