Just installed Subversion on my (relatively) new Vista notebook just now, for bookkeeping purposes in the midst of iffy edits. Â Followed the notes on the VertigoSystems blog, which in turn are following the notes on Joe White’s blog, which were overall very useful. Â A point that I discovered after some digging, that might help you: Â When you go to run “sc …” to register the service, ensure that you’re running in a command window started with “Run as Administrator”.