Better error handling as the value could exist and be empty

[LaurentLesle]

Issue-id

PR Checklist

---

• [ ] I have read the CONTRIBUTING.MD instructions
• [ ] I have changed the resourceDefinition.json
• [ ] I have generated the resource model (there's a models_generated.go file in my PR)
• [ ] I have updated the README.md#resource-status
• [ ] I have checked to ensure there aren't other open Pull Requests for the same update/change?

Description

Does this introduce a breaking change

• [ ] YES
• [ ] NO

Testing

[sonarcloud[bot]]

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0 Bugs
0 Vulnerabilities
0 Security Hotspots
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