FAQ/042 KSM-500: During the KSM-500 installation the error: "Internal Error 2711" appears. How is this resolved?
August 18, 2014
This error indicates Microsoft Installer (MSI) Engine's control files need to be cleaned up. It is usually caused by a recent installation that did not install completely or was cancelled during the installation. To resolve this:
- Run Microsoft fix it: http://support.microsoft.com/mats/program_install_and_uninstall/
There's also a version in the same link above for PCs not connected to internet called portable Microsoft Fix it.