Description

Some Niagara Fluid systems render black with 'Extend default luminance range in Auto Exposure settings' enabled with a SunSky in the level.

Steps to Reproduce
  1. Create or open any project
  2. Enable Niagara Fluid plugin
  3. Enable Sun Position Calculator plugin
  4. In Project Settings enable 'Extend default luminance range in Auto Exposure settings'
  5. Restart the Editor
  6. Create a new Niagara System
  7. Select 'New system from a template or behavior example' then select Next
  8. Select 'Grid 2D Gas Moving Fire' then select Finish
  9. Place the System in the Level
  10. Place a SunSky in the level
  11. Wait for Auto Exposure to adjust then observe the Niagara System

Expected:
The Niagara System looks as it did before the SunSky was added

Actual Results:
The Niagara System renders black

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There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-158149 in the post.

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Unresolved
ComponentUE - Rendering - Niagara
Affects Versions5.0.2
Target Fix5.1
CreatedJun 30, 2022
UpdatedJul 11, 2022