OVA upload fails in management vCenter due to expired certificates

Products

• VMware vCenter Server

Issue/Introduction

• Deploying OVA/OVF via vCenter UI fails with: 
  Provider method implementation threw unexpected exception: com.vmware.vapi.std.errors.Unauthorized: Unauthorized (com.vmware.vapi.std.errors.unauthorized) =&gt; {<br/>  messages = [LocalizableMessage (com.vmware.vapi.std.localizable_message) =&gt; {<br/>  id = vapi.security.authorization.invalid,<br/>  defaultMessage = Unable to authorize user,<br/>  args = [],<br/>  params = &lt;null&gt;,<br/>  localized = &lt;null&gt;<br/>}],<br/>  data = &lt;null&gt;,<br/>  errorType = UNAUTHORIZED<br/>} 
• Certificates are expired on vCenter Server are seen when navigating to Menu > Administration > Certificate Management 

Environment

VMware vCenter Server 8.x 

Cause

Expired certificates on vCenter Server prevent OVA from being deployed successfully 

Resolution

Renew expired certificates using vCert.py utility