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
user1005@example.com15x
05:08 PM
user1001@example.com14x
05:12 PM
user1007@example.com11x
05:07 PM
user1003@example.com8x
05:51 PM
user1006@example.com6x
06:03 PM
user1000@example.com5x
05:15 PM
user1002@example.com5x
05:31 PM
user1004@example.com3x
05:29 PM
Recent Events
Last 6 raw event occurrences with environment metadata
Timestamp
Browser
OS
Release
URL
Aug 17, 06:06:57 PM
Chrome 126
macOS 14
v2.4.1-rc1/checkout/reviewAug 17, 06:02:57 PM
Safari 17
Windows 11
v2.4.1-rc1/checkout/reviewAug 17, 05:58:57 PM
Firefox 124
iOS 17
v2.4.1-rc1/checkout/reviewAug 17, 05:54:57 PM
Edge 126
Android 14
v2.4.1-rc1/checkout/reviewAug 17, 05:50:57 PM
Chrome 126
macOS 14
v2.4.1-rc1/checkout/reviewAug 17, 05:46:57 PM
Safari 17
Windows 11
v2.4.1-rc1/checkout/review