I was running Hyper-V when I needed to extend the OS partition size. I shutdown the server, extended the partition and boot it back up. Windows saw the 20GB original partition, but then also the 10GB empty space, but I could not extend it since the disk was in use. So I shutdown the server [...]

SQL SERVER 2005. Trying to create a maintenance plan and a backup job only to find you run into this error. What is it? You need to install integration services… then bam!