Why am I getting `Uh Oh. GATEWAY_TIMEOUT` when downloading a dashboard PDF?

[LookerExperts]

Knowledge Drop

Last tested: Jul 4, 2018
 

This error implies a network timeout. Check for a load balancer on your end. On Looker nginx servers sample we use a timeout of 3600 seconds, which can be customisable to your environment.

This content is subject to limited support.