LLM Bug Hypothesis Ranking & Debug Prompt

Given the symptoms, logs, and relevant code below, list the five most likely root causes.
Rank by probability. For each: the mechanism that would produce these exact symptoms, the cheapest test that confirms or eliminates it, and what the test would show.
Do not propose a fix until a cause is confirmed.

Symptoms: {{symptoms}}
Logs: {{logs}}
Code: {{code}}

Replace the {{fields}} with your own context and tighten the rules to match your domain.