diff --git a/src/SQLInsight.Agent/Configuration/AgentRequestService.cs b/src/SQLInsight.Agent/Configuration/AgentRequestService.cs
index 297fe86..37da56e 100644
--- a/src/SQLInsight.Agent/Configuration/AgentRequestService.cs
+++ b/src/SQLInsight.Agent/Configuration/AgentRequestService.cs
@@ -104,7 +104,9 @@ public sealed partial class AgentRequestService(
         {
             error = $"Agenten fik ikke svar inden for {RequestTimeout.TotalMinutes:0} minutter.";
         }
-        catch (Exception ex) when (ex is CredentialException or KeyNotFoundException or InvalidOperationException or DiscoveryFailedException or DbException)
+        // Anything else (a lock timeout, a repository error while storing a discovery …) is the request's result too, so it
+        // is never left as Running for the web UI to wait on.
+        catch (Exception ex) when (ex is not OperationCanceledException)
         {
             error = ex.Message;
         }