VMware vCenter Server 7.0
Using a version of Firefox that is older than vSphere Client software requirements, vSphere Client and VAMI will not load correctly.
Update browser being used to a version that meets vSphere Client Software Requirements.
vCenter Server 7.0 をアップデートまたはアップグレードした後、vSphere Client と VAMI へのログインが読み込み中のままになります。(410634)
Using older version of browser, experience the following issues with vCenter Server 8.0: