# Minor URL API degradation

- Provider: [Uploadcare](https://down.guide/uploadcare)
- Level: confirmed
- Impact: Degraded
- lasted 0m
- started 2023-11-24 06:46 UTC
- id: DWN-5ee80a428a
- Official page: https://stspg.io/z7zggfzzkg1g

## Updates from Uploadcare
### 2023-11-21 12:00 UTC: resolved
2023-11-21 17:40 -/json/ and -/main\_colors/ operations returning 400 status

### 2023-11-24 06:46 UTC: postmortem
# -/json/ and -/main\\\_colors/ operations returning 400 status
\*\*Date\*\*: 2023-11-21
\*\*Authors\*\*: Alyosha Gusev
\*\*Status\*\*: Complete, action items in progress
\*\*Summary\*\*: From 2023-11-21 17:40 to 2023-11-22 18:40 -/json/ and -/main\\\_colors/ operations started to return 400 status
\*\*Root Causes\*\*: HTTP rewrites misconfiguration
\*\*Trigger\*\*: Deploy of the new functionality that enables our customers to save more money on traffic, and end users to experience lower load times \\(improvements to automatic image optimisation\\)
\*\*Resolution\*\*: Bugfix deploy
\*\*Detection\*\*: Our automatic tests detected the issue
\*\*Action Items\*\*:
\| Action Item \| Type \| Status \|
\| --- \| --- \| --- \|
\| Fix rewrites \| mitigate \| \*\*DONE\*\* \|
\| Improve visibility of failing tests notification \| prevent \| \*\*DONE\*\* \|
‌
## Lessons Learned
\*\*What went well\*\*
\* Problem was detected by automatic tests
\* Bugfix was deployed immediately
\*\*What went wrong\*\*
\* We didn’t found out that tests were failing immediately
## Timeline
All times UTC
\* 2023-11-21 17:40: \*\*SERVICE DEGRADATION BEGINS\*\*. Deploy of the new functionality
\* 2023-11-22 16:18: Team notices failing tests
\* 2023-11-22 16:19: Issue localised, Incident response team is formed
\* 2023-11-22 16:19: Team starts bugfix implementation
\* 2023-11-22 17:40: Fix deployed to production
\* 2023-11-22 18:40: Last cached error response expired
\* 2023-11-22 18:40: \*\*SERVICE DEGRADATION ENDS\*\*

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