You tried to rollback a deployment using kubectl rollout undo deployment/myapp but got an error: error: no rollout found. What is the most likely cause?

medium📝 Troubleshoot Q14 of 15

Kubernetes - ReplicaSets and Deployments

You tried to rollback a deployment using kubectl rollout undo deployment/myapp but got an error: error: no rollout found. What is the most likely cause?

ARollback command requires a namespace flag.

BYou misspelled the deployment name in the command.

CThe deployment 'myapp' has no previous versions to rollback to.

DThe Kubernetes cluster is down.

Step-by-Step Solution

Solution:

Step 1: Analyze the error message
The error 'no rollout found' means no previous rollout history exists for rollback.
Step 2: Identify cause
This usually happens if the deployment was never updated or has only one version.
Final Answer:
The deployment 'myapp' has no previous versions to rollback to. -> Option C
Quick Check:
No rollout history = no rollback possible [OK]

Quick Trick: Check rollout history before rollback [OK]

Common Mistakes:

Assuming cluster is down causes this error
Forgetting to check deployment name spelling
Thinking rollback always works without history

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More Kubernetes Quizzes

You tried to rollback a deployment using kubectl rollout undo deployment/myapp but got an error: error: no rollout found. What is the most likely cause?

Step 1: Analyze the error message

Step 2: Identify cause

Final Answer:

Quick Check:

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