Github user sbouchex commented on the issue: https://github.com/apache/nifi/pull/2276 OK, the problem is not in the REST API which does contain the right value : `"runStatus":"Running"` However, the problem is in the generated code from swagger.io (or in Nifi) : In ProcessorStatusSnapshotDTO, the RunStatusEnum values are defined uppercase (RUNNING, STOPPED...) but the value sent returned by Nifi REST API are not : Running, Stopped...
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