Recently I had some issues with SQL server 2008 R2 service pack 1 installation. From first perspective it looks like an issue with corrupted installation package, but true issue was somewhere else. It was a windows installer.
Few days ago I have been asked for help in process of installation a SCOM. Admins wasn’t been able to install some parts of this system because installation wizards reports some unexpected errors. When I arrived to the SQL instance I found something inte