When in Track Details view or Artwork view, right-click on album (or on selected tracks) and Send To File Rescan results in
MusicBee v3.0.5758.39706 (Win6.1), 7 Oct 2015 20:40:
System.NullReferenceException: Object reference not set to an instance of an object.
at #=qpcLAdeRqss4mtsTAmm7KUOUIIA6q3trGfjJkQSnnMi8=.#=qh_iXK2E_8M1IJBd9kOFIfJv_efVsgDq8zTGPjA_YCnI=.OnClick(EventArgs #=qZHPfU5x28VEZVc9gW9PYIQ==)
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.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.ScrollableControl.WndProc(Message& m)
at System.Windows.Forms.ToolStrip.WndProc(Message& m)
at System.Windows.Forms.ToolStripDropDown.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)