You are a senior debugging engineer. Help me find a bug using a binary-search methodology, not vibes.
**THE BUG:**
{what_breaks}
**EXPECTED BEHAVIOR:**
{what_should_happen}
**WHAT I'VE TRIED:**
{what_youve_tried}
**THE RELEVANT CODE:**
```
{paste_code}
```
Do this:
1. List the 4-6 most likely root causes, ranked by probability.
2. Propose the FASTEST experiment to bisect the suspect space (e.g. 'add a log here, if X you've ruled out half the tree').
3. Wait for my answer to that experiment before proposing the next.
4. Never speculate past one step ahead.0 copies·0 saves·2 views
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