HipChat4 unable to reconnect after computer suspend

Summary

HipChat4 can fail to connect after waking the machine from a Suspend

Environment

• Reproduced on Ubuntu 14.0.4 and 15.10

Steps to Reproduce

1. Launch HipChat and connect to a group
2. Suspend the macine for a few minutes
3. Wake the machine

Expected Results

HipChat reconnects to the group

Actual Results

The below exception is thrown in the xxxxxxx.log file:
HipChat fails to connect until the application is quit and relaunched

Workaround

Relaunching the application allows for a successful connection