Diagnostic analysis: ArgoCD 2-broken-apps deployment failure

[Copilot]

ArgoCD application 2-broken-apps failing sync with "one or more synchronization tasks are not valid". Root cause traced to malformed manifests in external repository dcasati/argocd-notification-examples.

Issues Identified

Issue 1: Incomplete API version (line 178)

apiVersion: apps/v  # Invalid - blocks Kubernetes validation
kind: Deployment
metadata:
  name: order-service

Issue 2: Image name typo (line 475)

image: ghcr.io/azure-samples/aks-store-demo/store-dmin:2.1.0
#                                                    ^ missing 'a'

Deliverables

• DIAGNOSTIC_REPORT_2-broken-apps.md - Full analysis with 3 remediation options (PR to upstream, fork, or Kustomize overlay)
• DIAGNOSTIC_SUMMARY_2-broken-apps.md - Quick reference

Notes

No fixes applied per instructions. External repository requires correction or workaround (Kustomize recommended if upstream PR not viable).

Original prompt

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This section details on the original issue you should resolve

<issue_title>🚨 ArgoCD Deployment Failed: 2-broken-apps</issue_title>
<issue_description>## ArgoCD Deployment Failure

Application: 2-broken-apps
Timestamp: 2026-02-03T18:43:13Z

Cluster Information

Field	Value
Cluster Name	aks-eastus2
Namespace	default

Application Status

Field	Value
Health Status	Degraded
Sync Status	OutOfSync
Revision	8cd04df204028ff78613a69fdb630625864037c6
Repository	https://github.com/dcasati/argocd-notification-examples.git

Error Message

one or more synchronization tasks are not valid (retried 2 times).

Troubleshooting Commands

# Check application status in ArgoCD
argocd app get 2-broken-apps

# Check pods in namespace
kubectl get pods -n default

# Describe failed pods
kubectl describe pods -n default

# Get pod logs
kubectl logs -n default <pod-name>

# Check events
kubectl get events -n default --sort-by='.lastTimestamp'

Quick Links

• ArgoCD UI
• Source Repository

---

This issue was automatically created by ArgoCD Notifications
</issue_description>

<agent_instructions>Try and diagnose the root cause here. Do not try and fix or remediate the issue, we simply want to get a possible cause and a potential recommended approach to solving this</agent_instructions>

Comments on the Issue (you are @copilot in this section)

• Fixes 🚨 ArgoCD Deployment Failed: 2-broken-apps #11

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