code: private void unregisterQuickStartSecurityAdministratorRole() {
          if (managementRoleReg != null) {
              managementRoleReg.unregister();
              managementRoleReg = null;
              managementRole = null;
          } else {
              if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled()) {
                  Tr.debug(tc, "QuickStartSecurityAdministratorRole is not registered.");
              }
          }
      }
docs: Unregister the quick start security management role.
  <p>
  If the management role is already unregistered, do nothing.