Cannot read property 'id' of undefined when container is building...

[hthetiot]

15 Aug 02:55:53 - [1.project-chain] - 10.0.0.2:34363 !!!     GET /api/hthetiot/test-app/workspace HTTP/1.1 Cannot read property 'id' of undefined
15 Aug 02:55:53 - [1.project-chain] - *TypeError: Cannot read property 'id' of undefined
                at ContainerManager.delete (/srv/firefly/project/container-manager.js:75:70)
                at /srv/firefly/project/container-manager.js:47:20
                at _rejected (/srv/firefly/node_modules/q/q.js:808:24)
                at /srv/firefly/node_modules/q/q.js:834:30
            From previous event:
                at Object.app (/srv/firefly/project/project-chain.js:205:39)
                at /srv/firefly/node_modules/joey/lib/route.js:117:31
                at /srv/firefly/node_modules/joey/lib/route.js:119:24
                at /srv/firefly/node_modules/joey/lib/route.js:119:24
                at /srv/firefly/node_modules/joey/lib/route.js:119:24
                at /srv/firefly/check-session.js:13:28
            From previous event:
                at /srv/firefly/node_modules/q-io/http-apps/decorators.js:71:18
                at /srv/firefly/project/project-chain.js:151:24
                at /srv/firefly/node_modules/joey/lib/route.js:119:24
                at /srv/firefly/node_modules/joey/lib/route.js:119:24
                at /srv/firefly/session.js:81:31
                at _fulfilled (/srv/firefly/node_modules/q/q.js:798:54)
                at self.promiseDispatch.done (/srv/firefly/node_modules/q/q.js:827:30)
                at Promise.promise.promiseDispatch (/srv/firefly/node_modules/q/q.js:760:13)
                at /srv/firefly/node_modules/q/q.js:574:44
                at flush (/srv/firefly/node_modules/q/q.js:108:17)
            From previous event:
                at /srv/firefly/node_modules/q-io/http-apps/route.js:38:18
                at /srv/firefly/log-stack-traces.js:7:27
                at /srv/firefly/track.js:73:23
                at /srv/firefly/node_modules/joey/lib/route.js:119:24
                at /srv/firefly/node_modules/q-io/http-apps/decorators.js:133:23
                at /srv/firefly/node_modules/q-io/http-apps/decorators.js:133:23
                at /srv/firefly/node_modules/q-io/http-apps/decorators.js:34:23
                at /srv/firefly/node_modules/q-io/http.js:41:27*