Fix layout editor panel toggle for timeline

File_Format_Library/GUI/BFLYT/Animations/LayoutAnimList.cs

@@ -83,6 +83,9 @@ namespace LayoutBXLYT
 
         public void LoadAnimation(BxlanHeader bxlan)
         {
+            if (bxlan == null)
+                return;
+
             isLoaded = false;
             listView1.BeginUpdate();
             listView1.Items.Add(new ListViewItem(bxlan.FileName)

File_Format_Library/GUI/BFLYT/LayoutEditor.cs

@@ -228,6 +228,7 @@ namespace LayoutBXLYT
             ShowPropertiesPanel();
             UpdateBackColor();
             ShowAnimationPanel();
+            UpdateMenuBar();
         }
 
         private void ResetEditors()