Satellite 6: un-installer katello-remove throws process kill usage error "kill: usage"

Issue

• katello-remove command throws usage error for kill command:

Stopping elasticsearch:                                    [  OK  ]
Stopping Qpid AMQP daemon:                                 [  OK  ]
Stopping mongod:                                           [  OK  ]
Stopping tomcat6:                                          [  OK  ]
Done.
kill: usage: kill [-s sigspec | -n signum | -sigspec] pid | jobspec ... or kill -l [sigspec]
kill: usage: kill [-s sigspec | -n signum | -sigspec] pid | jobspec ... or kill -l [sigspec]
Loaded plugins: product-id, rhnplugin, security
This system is receiving updates from RHN Classic or RHN Satellite.
Setting up Remove Process
No Match for argument: tomcat