# AI-Translated COBOL Code to Java Carries Over Bugs

Developers used AI to migrate legacy COBOL applications to Java, but the translated code inherited existing bugs from the original programs. The effort highlights both the promise and risks of using large language models for modernizing critical mainframe systems.

**Importance:** 3/5

## Sources

### Technology
- [Hacker News](https://arxiv.org/abs/2607.28271) — Mon, 03 Aug 2026 03:06:12 +0000