Failed to restart tomcat in Traffic Router when failed to get SSL keys

Stopping tomcat failed with the following log:

WARN 2017-02-17T09:00:05.939 [main] com.comcast.cdn.traffic_control.traffic_router.core.secure.CertificatesPublisher - Detected destroy setting running to false
INFO 2017-02-17T09:00:05.943 [pool-2-thread-1] com.comcast.cdn.traffic_control.traffic_router.core.secure.CertificatesClient - Interrupted while pausing for check of traffic ops config
INFO 2017-02-17T09:00:05.943 [pool-2-thread-1] com.comcast.cdn.traffic_control.traffic_router.core.util.Fetcher - POSTing: https://192.168.122.181/api/1.1/user/login; timeout is 15000
INFO 2017-02-17T09:00:06.005 [pool-2-thread-1] com.comcast.cdn.traffic_control.traffic_router.core.util.Fetcher - GETing: https://192.168.122.181/api/1.2/cdns/name/kabletown_cdn/sslkeys.jso
n; timeout is 15000
WARN 2017-02-17T09:00:06.040 [pool-2-thread-1] com.comcast.cdn.traffic_control.traffic_router.core.util.Fetcher - Failed Http Request to https://192.168.122.181/api/1.2/cdns/name/kabletown_
cdn/sslkeys.json Status 400