I was trying to install the Client components of SQL Server 2008 when it failed on "performance counter registry hive consistency" during the install.
After much searching on the web the simple solution is to run this on the command-line and then install:
lodctr /R:PerfStringBackup.INI
After much searching on the web the simple solution is to run this on the command-line and then install:
lodctr /R:PerfStringBackup.INI