====== PowerCLI Invalid server certificate ====== When trying to connect with PowerCLI to a vCenter Server Appliance the following error occurred: {{ :vmware:powercli1.png?direct&800|}} //Connect-vIServer : 18-7-2018 13:20:10 Connect-VIServer Error: Invalid server certificate. Use Set-PowerCLIConfiguration to set the value for the InvalidCertificateAction option to Prompt if you’d like to connect once or to add a permanent exception for this server.// As stated in the error, the Set-PowerCLIConfiguration command can be used to ignore the certificate check using the following syntax: Set-PowerCLIConfiguration -InvalidCertificateAction Ignore -Confirm:$false After this command you’re able to connect to the vCenter without the certificate error. {{ :vmware:powercli2.png?direct&800 |}}