Issue:When Hosted Application or Hosted desktop launch from HyLite in Chrome version 61 then Application disconnect automatically.
Reason :Hysecure gateway does not have Valid SSL certificate
Solution:1.Launch Application from other Browser(IE,Firefox)
2.Upgrade Chrome version to 62.
3.Install Valid SSL Certificate on Gateway.
4.Enable useWorker key in gateway (Used Attachment to enable UseWorker key)
If you still facing issue please raise ticket to firstname.lastname@example.org.