Plugin themes broken with theme.css.fast.load=false

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: 6.2.0 CE M6
• Fix Version/s: 6.2.0 CE M6
• Component/s: Frontend Infrastructure, Themes Infrastructure
• Labels:
  • QA-R
  • QA-TP
• Story Points: 3
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/11744

1. Set in portal-ext.properties: theme.css.fast.load=false
2. Deploy Welcome Theme & Resources Importer Web
3. Observe console error