Recently Microsoft had released Windows Live Essentials Beta a completely revamped Windows Live Pack which has many new services and updated software applications like Windows Live Messenger 9 which has been updated to build 14.0.8050.1202 also known as Windows Live Messenger 2009 build 1202.
We all love to use latest released software application because of our eagerness to try new features, same is case with Windows Live Messenger users. After Upgrading Windows Live Messenger to Build 1202 many users started reporting issue while trying to login or signing to Windows Live Messenger 9 (2009) build 1202.
From above screenshot you can see Windows Live Messenger signing Error Code 80072745 and Error code 81000451
Since this time Microsoft have created windows live essentials beta which automatically includes dependent application when you try to download any single application like Windows Live Messenger 2009.
Hence you must install the other critical portions of the Windows Live Essentials Beta in order to run the build smoothly. The essentials suite downloads Windows Live Communications Platform, Microsoft Application Error Reporting, and Microsoft Visual Studio Runtime.
If you are missing any of this component then you may use below links for downloading.
Download: Windows Live Communications Platform
Download: Microsoft Application Error Reporting (32-bit)
Download: Microsoft Application Error Reporting (64-bit)
Download: Microsoft Visual Studio Runtime
AVG anti-virus program has been causing problems letting users log-in. If your unable to login, make sure you check your firewall settings, and if you’re using AVG try disabling it.
I will update this post as an when I get more fixes for Windows Live Messenger 9 (2009) Build 1202 sign-in and login related issue.