ERR-4821
TypeError: Cannot read properties of undefined (reading 'amount')
UnresolvedTypeError Regressionproduction
TypeError: Cannot read properties of undefined (reading 'amount')
Service: checkout-api First seen: 7/2/2026, 5:14:00 AM Last seen: 7/2/2026, 5:48:00 AM Events: 428 Users: 312
#checkout#regression#production
Assignee
MA
Marcus Anderson
Senior Backend Engineer
Stack Trace
Raw stack frames with file/line attribution
TypeError1at processCheckout (checkout.ts:142)2at handleRequest (server.ts:78)3at async middleware (router.ts:24)
Release Attribution
When this error first appeared
First seen release
v2.4.1-rc17/2/2026, 5:14:00 AM
Last seen release
v2.4.1-rc17/2/2026, 5:48:00 AM
Regression detected
This error was previously resolved and re-appeared in release v2.4.1-rc1.
Event Frequency
Events per hour over the last 14 hours
Top Affected Users
312 total
user1004@example.com18x
03:27 PM
user1003@example.com16x
04:01 PM
user1002@example.com15x
03:20 PM
user1006@example.com10x
04:06 PM
user1005@example.com9x
03:25 PM
user1007@example.com8x
03:58 PM
user1000@example.com6x
03:33 PM
user1001@example.com5x
04:12 PM
Recent Events
Last 6 raw event occurrences with environment metadata
Timestamp
Browser
OS
Release
URL
Jul 3, 04:14:28 PM
Chrome 126
macOS 14
v2.4.1-rc1/checkout/reviewJul 3, 04:10:28 PM
Safari 17
Windows 11
v2.4.1-rc1/checkout/reviewJul 3, 04:06:28 PM
Firefox 124
iOS 17
v2.4.1-rc1/checkout/reviewJul 3, 04:02:28 PM
Edge 126
Android 14
v2.4.1-rc1/checkout/reviewJul 3, 03:58:28 PM
Chrome 126
macOS 14
v2.4.1-rc1/checkout/reviewJul 3, 03:54:28 PM
Safari 17
Windows 11
v2.4.1-rc1/checkout/review