From @noumaans on May 4, 2018 20:46

Tell us about the problem

If an HTMLView component is used with an *ngIf, it renders blank / empty if the HTML starts with a <br/> tag.

Which platform(s) does your issue occur on?

iOS

Please provide the following version numbers that your issue occurs with:

• CLI: 4.1.0-2018-04-18-11407
• Cross-platform modules: 4.0.0-2018-05-03-03
• Runtime(s): "tns-ios" 4.1.0-2018-04-24-01
• Plugin(s): (look for the version number in the package.json file of your
  project)

Please tell us how to recreate the issue in as much detail as possible.

Playground Link:
https://play.nativescript.org/?template=play-ng&id=LUVNqq&v=2

NOTE: Remember to make sure the delay is present in ngAfterViewInit - if delay is reduced to 1s, the render starts working again.

Copied from original issue: NativeScript/NativeScript#5783