kubernetes deployment_error ai_generated true

Error: UPGRADE FAILED: values don't meet the specifications / execution error at template

ID: kubernetes/k8s-helm-values-mismatch

Also available as: JSON · Markdown
88%Fix Rate
90%Confidence
65Evidence
2023-01-01First Seen

Version Compatibility

VersionStatusIntroducedDeprecatedNotes
8 active — — —

Root Cause

Helm template rendering or upgrade fails because values.yaml doesn't match the chart's expected schema or templates have errors.

generic

Workarounds

  1. 92% success Use helm template to render locally and inspect the output before applying 
    helm template <release> <chart> -f values.yaml --debug to see rendered manifests and errors

    Sources: https://helm.sh/docs/helm/helm_template/

  2. 88% success Compare your values.yaml against the chart's default values to find mismatched keys 
    helm show values <chart> > defaults.yaml && diff defaults.yaml values.yaml

    Sources: https://helm.sh/docs/chart_template_guide/values_files/

Dead Ends

Common approaches that don't work:

  1. Use --force flag to push through the upgrade 75% fail

    --force deletes and recreates resources — causes downtime and data loss for StatefulSets

  2. Delete the Helm release and reinstall 65% fail

    Loses release history and may orphan persistent resources

Error Chain

Leads to:
Preceded by:
Frequently confused with: