---
title: gr.Number negative cache bug
emoji: 🐛
colorFrom: red
colorTo: gray
sdk: gradio
sdk_version: 6.19.0
app_file: app.py
pinned: false
---

Minimal repro for the `gr.Examples` + negative `gr.Number` cache crash.

Click the example → `json.decoder.JSONDecodeError` (in `Number.read_from_flag`).
Flip the `fn` to return a positive number and it reads back fine.