Login button is greyed out in vSphere Client after patching vCenter Server to 8.0 U3

Products

• VMware vCenter Server 8.0

Issue/Introduction

•  vSphere UI login button is greyed out after patching vCenter Server to 8.0 U3.
  
  
• At the same "Use RSA SecureID" option is getting enabled automatically even though RSA SecureID is not configured in the environment.
  
   
  
  
• Login works fine on some browsers, for eg, Chrome doesn't work and on Edge browser issue is not observed or vice versa.
  
  
• This issue is not observed in Chrome Incognito mode.

Environment

vCenter Server 8.0 U3

Resolution

This is a known issue impacting vCenter Server 8.0 U3, currently there is no resolution.

Workaround:

To workaround the issue, clear the Browser cache & cookies and attempt the login again