# Mistake Record: test_database_connection

**Date**: 2025-11-11
**Error Type**: ConnectionError

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## ❌ What Happened

Could not connect to database

```
No traceback
```

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## 🔍 Root Cause

Not analyzed

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## 🤔 Why Missed

Not analyzed

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## ✅ Fix Applied

Ensure database is running and credentials are correct

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## 🛡️ Prevention Checklist

Not documented

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## 💡 Lesson Learned

Not documented
