Your question is Fix Critical Production Pipeline Bug. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
Tell me about a time you identified a critical bug in a production pipeline; how did you resolve it?
Explain how you assessed the impact, prioritized containment, communicated with affected stakeholders, and validated the fix. We are looking for ownership, disciplined debugging, judgment under pressure, and evidence that you prevented recurrence. Use one specific example and structure your response around the situation, your actions, the result, and what you learned.