IE11 - White space on Control Menu container when clicking on Menu icon or + icon

• Type: Regression Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.3.1 CE GA2, 7.3.2 CE GA3, 7.3.10 DXP GA1, Master
• Component/s: ~ [Archived] Frontend Infrastructure
• Labels:
  • 7.3-dxp-blocker
• Fix Priority: 4
• Browsers:
  Internet Explorer 11
• Sprint: S03E21 - Vienna
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/86320

Condition:
Browser: IE11

Steps to Reproduce

1. Navigate to a public page
2. Click on the Menu icon on the left or + icon on the right.

Expected result:
UI is intact

Actual result:
Top Control Menu container breaks and adds a white space between the left/right panel and the top container. See attached gif.

JS errors thrown:
guest (2575,172) and guest (2860,156)

Reproduced on
Tomcat 9.0.17 + MySQL 5.7. Portal master: 8acdcc543d46d9c2e5c28fa639035cac97bb7e3a
and Portal master GIT ID: 3b3454fc035bad38a043747df675c50bce533d23