Splunk Upgrade to 9.1.x Not Working

Splunk Enterprise

Hello Splunkers!

I'm trying to upgrade my Splunk Enterprise from 9.0.x to 9.1.x . After checking the release notes, I saw that I need to add the following:

Reference link: https://docs.splunk.com/Documentation/Splunk/9.1.2/Installation/AboutupgradingREADTHISFIRST

I have done that and proceeded to perform the upgrade, but I received an error regarding the UTF8 even though I added the required line. Any suggestions for what I might do to overcome this issue?

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