Fix incorrect header check

CHANGELIST.md

@@ -40,6 +40,7 @@
 - Fix IsReadOnly
 - Only include booleans if the value is true
 - Add hidden debug option for "ShowDebugViewMenuItem"
+- Fix incorrect header check
 
 ### 2.2 (2021-12-30)
 - Fix Saturn header finding

RedumpLib/Web/RedumpWebClient.cs

@@ -30,7 +30,7 @@ namespace RedumpLib.Web
         public string GetLastFilename()
         {
             // If the response headers are null or empty
-            if (ResponseHeaders == null || ResponseHeaders.Count != 0)
+            if (ResponseHeaders == null || ResponseHeaders.Count == 0)
                 return null;
             
             // If we don't have the response header we care about