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#debugging

Posts about debugging

★ latest2026-10-26 · 5 min · #debugging

War log: debugging CORS, refactoring my own code and integrating Webpay without losing the afternoon

Real problems and how I solved them: a CORS error that only failed in production, a memory leak on the server, my own year-old code refactored without shame, and a practical guide to integrating Webpay Plus, Mercado Pago and Flow.

debugging
cors
refactoring
webpay
transbank

Escritorio de desarrollo de noche con varios monitores que muestran código y terminales, iluminado por la luz de las pantallas

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2026-10-21 · 4 min
When secure storage locks you out of login: BAD_DECRYPT in Flutter and Android
A login that works on almost every phone but always fails on a few Android devices, even with the right password. The culprit wasn't the network or the server: it was the secure storage encryption. What happens, how to diagnose it, and how to fix it without losing sessions.
- #flutter
- #android
- #debugging
- #security
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War log: debugging CORS, refactoring my own code and integrating Webpay without losing the afternoon

All entries

When secure storage locks you out of login: BAD_DECRYPT in Flutter and Android