From 11a874ed3b264bd23a2c5be265f8c246105d5270 Mon Sep 17 00:00:00 2001
From: Ben Senescu <44480372+bensenescu@users.noreply.github.com>
Date: Wed, 26 Aug 2026 11:51:59 -0400
Subject: [PATCH] chore: log Lighthouse runtime errors at warn and include
 strategy (#539)

---
 src/server/lib/audit/lighthouse.ts | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/server/lib/audit/lighthouse.ts b/src/server/lib/audit/lighthouse.ts
index 834e920..49ae29b 100644
--- a/src/server/lib/audit/lighthouse.ts
+++ b/src/server/lib/audit/lighthouse.ts
@@ -76,7 +76,15 @@ export async function fetchLighthouseResult(
     };
   } catch (error) {
     const failed = error instanceof Error ? error : new Error(String(error));
-    console.error(`Lighthouse failed for ${url}:`, failed.message);
+    // Lighthouse runtime errors (ERRORED_DOCUMENT_REQUEST, NOT_HTML, NO_FCP) mean the
+    // tenant's page didn't load for the provider's Chrome. The failure is already
+    // surfaced on the audit row, so there is nothing for us to act on.
+    const log = failed.message.includes(
+      "Lighthouse encountered an error with the following code",
+    )
+      ? console.warn
+      : console.error;
+    log(`Lighthouse failed for ${url} (${strategy}): ${failed.message}`);
     return failedLighthouseFetch(url, pageId, strategy, failed.message);
   }
 }