Editing inventory objects, such as VMs and clusters fails with error 'Could not authenticate to backend service: java.util.concurrent.CompletionException: com.vmware.vcenter.apigw.security.AuthenticationException'

Products

• VMware vCenter Server
• VMware vCenter Server 8.0

Issue/Introduction

• Editing inventory objects, such as VMs and clusters fails.
• /var/log/vmware/vsphere-ui/logs/vsphere_client_virgo.log on the vCenter reports the below error stack:
  

  Could not authenticate to backend service: java.util.concurrent.CompletionException: com.vmware.vcenter.apigw.security.AuthenticationException: Failed to authenticate to [uri=http://localhost:1080/vcenter, sessionMgr=SessionManagerInfo [_sessionMgrSvcId=com.vmware.cis.session, _loginOpId=create, _logoutOpId=delete], ssoDomain=vsphere.local(########-####-####-####-############)]
  
  Error: Could not authenticate to backend service: java.util.concurrent.CompletionException: com.vmware.vcenter.apigw.security.AuthenticationException: Failed to authenticate to [uri=http://localhost:1080/vcenter, sessionMgr=SessionManagerInfo [_sessionMgrSvcId=com.vmware.cis.session, _loginOpId=create, _logoutOpId=delete], ssoDomain=vsphere.local(########-####-####-####-############)]
      at https://vCenter.example.com/ui/static/resources15522258/ng-next-app/main.js:18:146342
      at z.invoke (https://vCenter.example.com/ui/static/resources15522258/ng-next-app/polyfills.js:1:8245)
      at Object.onInvoke (https://vCenter.example.com/ui/static/resources15522258/ng-next-app/main.js:18:1372952)
      at z.invoke (https://vCenter.example.com/ui/static/resources15522258/ng-next-app/polyfills.js:1:8183)
      at Ot.run (https://vCenter.example.com/ui/static/resources15522258/ng-next-app/polyfills.js:1:3544)
      at https://vCenter.example.com/ui/static/resources15522258/ng-next-app/polyfills.js:1:18569
      at z.invokeTask (https://vCenter.example.com/ui/static/resources15522258/ng-next-app/polyfills.js:1:8868)
      at a.onInvokeTask (https://vCenter.example.com/ui/static/resources15522258/ng-next-app/polyfills.js:1:1561)
      at z.invokeTask (https://vCenter.example.com/ui/static/resources15522258/ng-next-app/polyfills.js:1:8788)
      at Object.onInvokeTask (https://vCenter.example.com/ui/static/resources15522258/ng-next-app/main.js:18:1372757)

Environment

vCenter Server 8.X

Cause

Issue was caused by the browser cache.

Resolution

• Clear the browser cache.