Unreal Engine 4.20 Preview

Found a fair few issues with Niagara so far. Not really been able to use it at all.

Niagara Crashes as soon as you try to click the ‘+’ icon in the ‘Parameters’ window.
https://answers.unrealengine.com/que…g-emitter.html

Niagara Parameter Collections have options which don’t have valid names:
https://answers.unrealengine.com/que…t-entry-n.html

Niagara System Editor doesn’t support Small Toolbar Icons:
https://answers.unrealengine.com/que…l-toolbar.html