I'm double-clicking the album art in the "Now Playing" thing. Now Playing mode is set to "Artist Pictures".
MusicBee v3.2.6902.17698 (Win10.0), 12 Feb 2019 18:54:
System.ArgumentNullException: Value cannot be null.
at System.Threading.Monitor.ReliableEnter(Object obj, Boolean& lockTaken)
at #=znUlalJBYIYsDhyyA4k_zIC8=.#=zxQO5DiO5H9PHVZnG5_SoCqA=.#=zsdoLWDI=(Graphics #=zr7STXbM=, Rectangle #=zxLgSfjk=)
at #=zERfeCLJ4cukCVBfqzkyZfAoud62M.#=zehUOuJ7Rbehr.OnPaint(PaintEventArgs #=zoEdYJTk=)
at System.Windows.Forms.Control.PaintWithErrorHandling(PaintEventArgs e, Int16 layer)
at System.Windows.Forms.Control.WmPaint(Message& m)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ScrollableControl.WndProc(Message& m)
at System.Windows.Forms.Form.WndProc(Message& m)
at #=zuASor2HRNR9oQGG8zGSN9yY=.WndProc(Message& #=zN8vmszQ=)
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)
It looks something like this: