From 2cdbdc1291f1329ca086420f990cd9e33f2421d1 Mon Sep 17 00:00:00 2001
From: Andrew Rumble <andrew.rumble@overleaf.com>
Date: Thu, 15 Jan 2026 12:03:18 +0000
Subject: [PATCH] Merge pull request #30785 from
 overleaf/ar-add-logs-for-no-projectHistoryId-from-web

[document-updater] add log for missing projectHistoryId from web

GitOrigin-RevId: 750150312e341ef09b6c82b9df467900beb4b784
---
 services/document-updater/app/js/PersistenceManager.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/services/document-updater/app/js/PersistenceManager.js b/services/document-updater/app/js/PersistenceManager.js
index 6e832f9aa7..c357812326 100644
--- a/services/document-updater/app/js/PersistenceManager.js
+++ b/services/document-updater/app/js/PersistenceManager.js
@@ -102,6 +102,13 @@ function getDoc(projectId, docId, options = {}, _callback) {
         body.ranges = {}
       }
 
+      if (!body.projectHistoryId) {
+        logger.warn(
+          { projectId, docId },
+          'projectHistoryId not found for doc from web'
+        )
+      }
+
       callback(
         null,
         body.lines,