diff --git a/v2rayN/v2rayN/Base/ListViewSort.cs b/v2rayN/v2rayN/Base/ListViewSort.cs
index 362c206b..4ea29705 100644
--- a/v2rayN/v2rayN/Base/ListViewSort.cs
+++ b/v2rayN/v2rayN/Base/ListViewSort.cs
@@ -17,42 +17,25 @@ namespace v2rayN.Base
             ListViewItem l2 = (ListViewItem)y;
 
             int doIntSort = Sorting;
-            if (doIntSort > 0) // Tag will be number
+            if (doIntSort > 0 // Tag will be number
+                && (ulong.TryParse(l1.SubItems[Column].Tag?.ToString(), out ulong fl1)
+                    && ulong.TryParse(l2.SubItems[Column].Tag?.ToString(), out ulong fl2)) // fallback to text
+                )
             {
-                var data1 = l1.SubItems[Column].Tag;
-                var data2 = l2.SubItems[Column].Tag;
-                if(data1 == null & data2 == null)
-                {
-                    data1 = l1.SubItems[Column].Text;
-                    data2 = l2.SubItems[Column].Text;
-                    System.Diagnostics.Debug.WriteLine("Tag missing?");
-                }
-
-                ulong.TryParse(data1.ToString(), out ulong fl1);
-                ulong.TryParse(data2.ToString(), out ulong fl2);
-
                 if (doIntSort == 1)
-                {
                     return fl1.CompareTo(fl2);
-                }
                 else
-                {
                     return fl2.CompareTo(fl1);
-                }
             }
             else
             {
                 string str1 = l1.SubItems[Column].Text;
                 string str2 = l2.SubItems[Column].Text;
 
-                if (doIntSort == -1)
-                {
+                if (doIntSort == -1 || doIntSort == 1)
                     return str1.CompareTo(str2);
-                }
                 else
-                {
                     return str2.CompareTo(str1);
-                }
             }
         }
     }