smitajoshi12 commented on code in PR #3837:
URL: https://github.com/apache/ozone/pull/3837#discussion_r997756174
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hadoop-ozone/recon/src/main/resources/webapps/recon/ozone-recon-web/src/views/missingContainers/missingContainers.tsx:
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@@ -82,7 +113,7 @@ const COLUMNS = [
key: 'replicas',
render: (replicas: IContainerReplica[]) => (
<div>
- {replicas.map(replica => {
+ {replicas && replicas.map(replica => {
Review Comment:
It is standard practice to avoid undefined and empty array mapping. Just to
make sure we have valid data before map.
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