diff --git a/CollabVMAuthServer/HTTP/AdminRoutes.cs b/CollabVMAuthServer/HTTP/AdminRoutes.cs
index c2eaf6b..ac307e3 100644
--- a/CollabVMAuthServer/HTTP/AdminRoutes.cs
+++ b/CollabVMAuthServer/HTTP/AdminRoutes.cs
@@ -463,6 +463,15 @@ public static class AdminRoutes
         IPAddress? filterIp = null;
         if (payload.filterIp != null)
         {
+            if (!IPAddress.TryParse(payload.filterIp, out var ip)) {
+                context.Response.StatusCode = 400;
+                return Results.Json(new AdminUsersResponse
+                {
+                    success = false,
+                    error = "Invalid filterIp"
+                }, Utilities.JsonSerializerOptions);
+            }
+
             filterIp = IPAddress.Parse(payload.filterIp);
         }
 
diff --git a/CollabVMAuthServer/Properties/launchSettings.json b/CollabVMAuthServer/Properties/launchSettings.json
deleted file mode 100644
index af34f47..0000000
--- a/CollabVMAuthServer/Properties/launchSettings.json
+++ /dev/null
@@ -1,12 +0,0 @@
-{
-  "profiles": {
-    "CollabVMAuthServer": {
-      "commandName": "Project",
-      "launchBrowser": true,
-      "environmentVariables": {
-        "ASPNETCORE_ENVIRONMENT": "Development"
-      },
-      "applicationUrl": "https://localhost:51282;http://localhost:51283"
-    }
-  }
-}
\ No newline at end of file