DISCLAIMER: This is a solution and not a question.

Problem Statement:

I have recently upgraded Git from version 2.37.1 to version 2.45.1. After the upgrade, I could not carry out git “compare version” successfully. As the IDE (IntelliJ IDEA) was not bringing up any differences between selected branches. Please see below image:

Solution:

The above issue here is that, the latest correct version of git was not updated on the IDE (IntelliJ IDEA)

Update the version as follows:

When I encountered the issue, I tried to click on the Download and Install popup on the bottom of IntelliJ.