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Pre-Requisites Test (s) failed with the following message(s): 

passwd had "2" usages of 0, but expected 1 

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Quitting installation due to system does not meet requirements

# grep ":0:" /etc/passwd
root:x:0:0:root:/root:/bin/bash
vroot:x:0:0::/home/vroot:/bin/bash

1. Remove the non-standard user with a User ID of 0.  For example:

   # userdel -r vroot

2. Remove the files from the failed installation, by following the steps in knowledge article 000036717 - How to uninstall RSA Identity Governance & Lifecycle.  Please note that you may not need to do step 3 (Change the user and group to the expected IDs).
3. Re-attempt the installation of RSA Identity Governance & Lifecycle product.