Hi Ben:   Awesome. Fixed with your suggested command. Appreciate it.   curl -u username:password -X POST http://master:7180/api/v10/clusters/myCluster/parcels/products/SPARK/versions/0.9.0-1.cdh4.6.0.p0.98/commands/deactivate   ... View more

Hi there:   Thanks for the reply. I followed your instruction, but still failed.   I tried this: http://master:7180/api/v10/clusters/myCluster/parcels/products/SPARK/versions/0.9.0-1.cdh4.6.0.p0.98 It worked fine and returned a JSON object.   However, the following failed with 405 Method Not Allowed HTTP response code:  http://master:7180/api/v10/clusters/myCluster/parcels/products/SPARK/versions/0.9.0-1.cdh4.6.0.p0.98/commands/deactivate   Any idea how I can fix that? Appreciate your help.   Andy ... View more