If you see the above issue when you update the SourceTree, then follow the steps mentioned below to resolve it. For those who don’t know, it is a free Git and Mercurial client for Windows or Mac, which makes source code management easier with a GUI.
I appreciate how the SourceTree team is continuously improving the software and making it more user-friendly. But today, when I updated it to the latest version and opened it again, I saw a weird issue popped up, instead of the SourceTree window.
The issue is…
The Mercurial team strongly encourages all users to upgrade to 3.7.3 due to security vulnerability
What is Mercurial?
Mercurial is a free, distributed source control management tool. It efficiently handles projects of any size and offers an easy and intuitive interface.
The version of the Mercurial on your system is old and it has some security vulnerabilities, which they have fixed and updated with the latest version. If we dig more into the upgrade notes, the below is what you will find.
Go to Mercurial Download Page. Download the latest package according to your system configuration. Now, SourceTree should work as expected.