<!-- Describe what has changed in this PR -->
**What changed?**
Add nil check when using namespaceEntry
<!-- Tell your future self why have you made these changes -->
**Why?**
nil panic found at edge case
<!-- How have you verified this change? Tested locally? Added a unit
test? Checked in staging env? -->
**How did you test it?**
n/a
<!-- Assuming the worst case, what can be broken when deploying this
change to production? -->
**Potential risks**
no
<!-- Is this PR a hotfix candidate or require that a notification be
sent to the broader community? (Yes/No) -->
**Is hotfix candidate?**
no
