diff --git a/PCK-Studio/Internal/PckNodeSorter.cs b/PCK-Studio/Internal/PckNodeSorter.cs
index af2390ad..934bc1be 100644
--- a/PCK-Studio/Internal/PckNodeSorter.cs
+++ b/PCK-Studio/Internal/PckNodeSorter.cs
@@ -21,9 +21,9 @@ namespace PckStudio.Internal
 
         public int Compare(object x, object y)
         {
-            TreeNode tx = x as TreeNode;
-            TreeNode ty = y as TreeNode;
-			return Compare(tx, ty);
+			if (x is TreeNode tx && y is TreeNode ty)
+				return Compare(tx, ty);
+			return 0;
         }
 
         public int Compare(TreeNode x, TreeNode y)
diff --git a/PCK-Studio/MainForm.cs b/PCK-Studio/MainForm.cs
index 82dc8621..5e7a875a 100644
--- a/PCK-Studio/MainForm.cs
+++ b/PCK-Studio/MainForm.cs
@@ -136,7 +136,7 @@ namespace PckStudio
 				catch (OverflowException ex)
 				{
 					MessageBox.Show(this, "Failed to open pck\n" +
-						"Try checking the 'Open/Save as Switch/Vita/PS4 pck' checkbox in the upper right corner.",
+						"Try checking the 'Open/Save as Switch/Vita/PS4/Xbox One pck' checkbox in the upper right corner.",
 						"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
 					Debug.WriteLine(ex.Message);
 				}
@@ -292,7 +292,7 @@ namespace PckStudio
 			catch (OverflowException ex)
 			{
 				MessageBox.Show(this, "Failed to open pck\n" +
-					$"Try {(LittleEndianCheckBox.Checked ? "unchecking" : "checking")} the 'Open/Save as Switch/Vita/PS4 pck' check box in the upper right corner.",
+					$"Try {(LittleEndianCheckBox.Checked ? "unchecking" : "checking")} the 'Open/Save as Switch/Vita/PS4/Xbox One pck' check box in the upper right corner.",
 					"Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
 				Debug.WriteLine(ex.Message);
 			}
diff --git a/PCK-Studio/MainForm.resx b/PCK-Studio/MainForm.resx
index 53843773..7f0dec53 100644
--- a/PCK-Studio/MainForm.resx
+++ b/PCK-Studio/MainForm.resx
@@ -5000,7 +5000,7 @@
     <value>21</value>
   </data>
   <data name="LittleEndianCheckBox.Text" xml:space="preserve">
-    <value>Open/Save as Switch/Vita/PS4 PCK</value>
+    <value>Open/Save as Switch/Vita/PS4/Xbox One PCK</value>
   </data>
   <data name="&gt;&gt;LittleEndianCheckBox.Name" xml:space="preserve">
     <value>LittleEndianCheckBox</value>