Attempting to build lighting will stay at 0% and eventually fail if there is not internet connection for the computer.

Steps to Reproduce

1. Open UE4Editor (any project)
2. Remove Ethernet cord from computer to disconnect internet
3. Click drop down arrow next to build and select Build Lighting Only

Lighting build will start but will stay at 0% until it fails

Lighting can be built when disconnected from the internet

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Cannot Reproduce
ComponentUE - Platform - Linux
Affects Versions4.8.1
Target Fix4.20
CreatedJul 6, 2015
ResolvedOct 27, 2017
UpdatedMay 23, 2020