[ui] gracefully handle misisng user with react config
[ui] gracefully handle misisng user with react config

JackDanger/sentry,JamesMura/sentry,JackDanger/sentry,mvaled/sentry,jean/sentry,mvaled/sentry,jean/sentry,jean/sentry,zenefits/sentry,zenefits/sentry,ifduyue/sentry,JamesMura/sentry,JackDanger/sentry,beeftornado/sentry,JamesMura/sentry,mvaled/sentry,mvaled/sentry,ifduyue/sentry,looker/sentry,looker/sentry,looker/sentry,ifduyue/sentry,BuildingLink/sentry,mvaled/sentry,gencer/sentry,BuildingLink/sentry,ifduyue/sentry,JamesMura/sentry,jean/sentry,BuildingLink/sentry,gencer/sentry,BuildingLink/sentry,ifduyue/sentry,zenefits/sentry,gencer/sentry,gencer/sentry,mvaled/sentry,gencer/sentry,jean/sentry,looker/sentry,JamesMura/sentry,BuildingLink/sentry,beeftornado/sentry,zenefits/sentry,looker/sentry,zenefits/sentry,beeftornado/sentry