https://community.cloudera.com/t5/Support-Questions/How-to-delete-an-acl-in-zookeeper/m-p/292468#M216122 <P><a href="https://community.cloudera.com/t5/user/viewprofilepage/user-id/20288">@Shelton</a>I am still getting the same error . How can i verify that the&nbsp;SERVER_JVMFLAGS have taken effect ? I dont see it in running config. (ps -ef | grep -i zookeeper) . I also dont see it in zoo.cfg</P><P>&nbsp;</P><P>[zk: xxx.unx.sas.com(CONNECTED) 0] addauth digest super:password<BR />[zk: xxx.unx.sas.com(CONNECTED) 1] ls /kafka<BR />kafka-acl kafka-acl-changes kafka-acl-extended kafka kafka-acl-extended-changes<BR />[zk: xxx.unx.sas.com(CONNECTED) 1] ls /kafka-acl<BR />[Group, Cluster, Topic, TransactionalId, DelegationToken]<BR />[zk: xxx.unx.sas.com(CONNECTED) 2] deleteall /kafka-acl/Topic<BR />Authentication is not valid : /kafka-acl/Topic</P><P>&nbsp;</P><P>&nbsp;</P> Tue, 24 Mar 2020 20:42:28 GMT desind 2020-03-24T20:42:28Z