From 7f4353fcf12f8d1294a76b6660a4a9a748ba23c7 Mon Sep 17 00:00:00 2001
From: Hazelnoot <acomputerdog@gmail.com>
Date: Mon, 15 Sep 2025 12:26:40 -0400
Subject: [PATCH] log errors in tracked promises

---
 packages/backend/src/misc/promise-tracker.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/packages/backend/src/misc/promise-tracker.ts b/packages/backend/src/misc/promise-tracker.ts
index 2c0cd03bce..1fb372111e 100644
--- a/packages/backend/src/misc/promise-tracker.ts
+++ b/packages/backend/src/misc/promise-tracker.ts
@@ -3,6 +3,9 @@
  * SPDX-License-Identifier: AGPL-3.0-only
  */
 
+import { coreLogger } from '@/boot/coreLogger.js';
+
+const logger = coreLogger.createSubLogger('background');
 const promiseRefs: Set<WeakRef<Promise<unknown>>> = new Set();
 
 export function trackTask(task: () => Promise<unknown>): void {
@@ -16,7 +19,9 @@ export function trackTask(task: () => Promise<unknown>): void {
 export function trackPromise(promise: Promise<unknown>) {
 	const ref = new WeakRef(promise);
 	promiseRefs.add(ref);
-	promise.finally(() => promiseRefs.delete(ref));
+	promise
+		.catch(err => logger.error('Unhandled error in tracked background task:', { err }))
+		.finally(() => promiseRefs.delete(ref));
 }
 
 export async function allSettled(): Promise<void> {