diff --git a/src/Serval.Shared/Controllers/ErrorResultFilter.cs b/src/Serval.Shared/Controllers/ErrorResultFilter.cs
index 68207df8..a928aeb2 100644
--- a/src/Serval.Shared/Controllers/ErrorResultFilter.cs
+++ b/src/Serval.Shared/Controllers/ErrorResultFilter.cs
@@ -1,4 +1,5 @@
 using System.Diagnostics;
+using System.Text.Json;
 
 namespace Serval.Shared.Controllers
 {
@@ -15,7 +16,9 @@ public override Task OnResultExecutionAsync(ResultExecutingContext context, Resu
         {
             if ((context.Result is ObjectResult r) && (r.StatusCode >= 400))
             {
-                _logger.LogInformation($"Responded with code {r.StatusCode}. Trace: {Activity.Current?.Id}");
+                _logger.LogInformation(
+                    $"Client {((Controller)context.Controller).User.Identity?.Name?.ToString()} made request:\n {JsonSerializer.Serialize(((Controller)context.Controller).ControllerContext.RouteData.Values, new JsonSerializerOptions { WriteIndented = true })}.\n Serval responded with code {r.StatusCode}. Trace: {Activity.Current?.Id}"
+                );
             }
             return base.OnResultExecutionAsync(context, next);
         }