Description of problem:
When clicked on topology view's background if the projects dropdown is open, the UI crashes because of a TypeError (`TypeError: event.target.closest is not a function`) in `NamespaceMenuToggle` component.
Prerequisites (if any, like setup, operators/versions):
Steps to Reproduce
Open projects dropdown
Click on topology view's background
UI should not crash and the dropdown should get closed.
Reproducibility (Always/Intermittent/Only Once):
verified on 4.9.0-0.nightly-2021-09-01-193941
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory (Moderate: OpenShift Container Platform 4.9.0 bug fix and security update), and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.