05 02 2019 08:29:45.688:ERROR [launcher]: Cannot start Chrome

05 02 2019 08:29:45.697:INFO [launcher]: Trying to start Chrome again (1/2).
05 02 2019 08:29:46.846:ERROR [launcher]: Cannot start Chrome

05 02 2019 08:29:46.848:INFO [launcher]: Trying to start Chrome again (2/2).
05 02 2019 08:29:47.969:ERROR [launcher]: Cannot start Chrome

05 02 2019 08:29:47.971:ERROR [launcher]: Chrome failed 2 times (cannot start). Giving up.

==================== Coverage / Threshold summary =============================
Statements   : 100% ( 0/0 ) Threshold : 93%
Branches     : 100% ( 0/0 ) Threshold : 84%
Functions    : 100% ( 0/0 ) Threshold : 91%
Lines        : 100% ( 0/0 ) Threshold : 93%
================================================================================
npm ERR! code ELIFECYCLE
npm ERR! errno 1
npm ERR! horizon@0.0.0 test: `karma start horizon/karma.conf.js --single-run && karma start openstack_dashboard/karma.conf.js --single-run`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the horizon@0.0.0 test script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR!     /home/ubuntu/.npm/_logs/2019-02-05T08_29_48_011Z-debug.log
ERROR: InvocationError for command '/home/ubuntu/horizon/.tox/npm/bin/npm run test' (exited with code 1)
____________________________________________________ summary ____________________________________________________
ERROR:   npm: commands failed