On a retest, one can also delete by first doing neutron floatingip-list and for each do floatingip-delete and then run neutron router-gateway-clear router-uuid. stack-delete after this point will delete the stack.
On a retest, one can also delete by first doing neutron floatingip-list and for each do floatingip-delete and then run neutron router- gateway- clear router-uuid. stack-delete after this point will delete the stack.