Error 20003 failed to configure vCenter Single Sign On

During installation of vCenter Single Sign On 5.1 the following error message appeared:

“Error 20003. Could not configure vCenter Single Sign-On”


The solution in our case was VMware KB 2046318.


This issue occurs if a third party application installed on vCenter Server uses Java.


We removed the JAVA_HOME environment variable:


Then we started the installation wizzard again and the setup finished without any problems.

Leave a Comment

Your email address will not be published. Required fields are marked *