You are unable to install or upgrade the vCloud Air plug-in and the log file displays an authentication error.

You are unable to install or upgrade the vCloud Air plug-in in vSphere Web Client 5.5 Update 1 or Update 2. The vsphere_client_virgo.log file displays the following error.

"WSC-BIZ-001 Authentication failure."

This error indicates that your user name and password could not be resolved by the My VMware service and can occur in the following cases.

If you enter the wrong user name and password for My VMware.

If there is a profile mismatch, that is, there is missing information in your My VMware account profile.

There is a temporary problem with the My VMware service.

Check your My VMware account profile and ensure that you enter the correct user name and password for your account while installing the plug-in. If the problem is not resolved, try again later as there might be a temporary problem with the My VMware service.