---
title: "Discussion on \"What Is a Regression Bug? Causes and Real Examples\" | Hashnode"
description: "Discussion on \"What Is a Regression Bug? Causes and Real Examples\". A regression bug breaks a feature that used to work. Learn what causes regression bugs, real examples from major outages & how regression tests catch them"
url: "https://hashnode.com/posts/regression-bug/6af1846233ee4bfda0c34319"
---

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# [What Is a Regression Bug? Causes and Real Examples](https://community.keploy.io/regression-bug?utm_source=hashnode&utm_medium=feed)

A regression bug breaks a feature that used to work. Learn what causes regression bugs, real examples from major outages & how regression tests catch them

2d ago · 11 min read · community.keploy.io  
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-   [#regression-bug](https://hashnode.com/tag/regression-bug)
-   [#regression-testing](https://hashnode.com/tag/regression-testing)
-   [#software-regression](https://hashnode.com/tag/software-regression)
-   [#software-testing](https://hashnode.com/tag/software-testing)
-   [#automated-testing](https://hashnode.com/tag/automated-testing)

## Written by

[Sancharini Panda](https://hashnode.com/@sancharini)

@sancharini

  
[View profile](https://hashnode.com/@sancharini)

I am a digital marketer with several years of experience in the technology and software development industry. I work alongside product and engineering teams to translate complex software testing and quality engineering concepts into research-backed, developer-focused content.

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