Microsoft System Center & Windows Blogs

To find out which version you are running just go to Site Management under your site database. RTM is 4.00.5931.0000 and SP1 is 4.00.6221.1000.   Update 1: SP2 eval is 4.00.6468.2001 Update 2: SP2 retail is 4.00.6487.2000 To see if R2 is installed right-click and choose properties on the site, in this case 007 – System Center. On the general tab it will state if R2 is installed or not.

Value Description Error Code 0 Action completed successfully. ERROR_SUCCESS 13 The data is invalid. ERROR_INVALID_DATA 87 One of the parameters was invalid. ERROR_INVALID_PARAMETER 120 This function is not available for this platform. It is only available on Windows 2000 and Windows XP with Window Installer version 2.0. ERROR_CALL_NOT_IMPLEMENTED 1259 This error code only occurs when using Windows Installer version 2.0 and Windows XP or later. If Windows Installer determines a product may be incompatible with the current operating system, it displays a dialog informing the user and asking whether to try to install anyway. This error code is returned if the user chooses not to try the installation. ERROR_APPHELP_BLOCK 1601 The Windows Installer service could not be accessed. Contact your support personnel to verify that the Windows Installer service is properly registered. ERROR_INSTALL_SERVICE_FAILURE 1602 User cancel installation. ERROR_INSTALL_USEREXIT 1603 Fatal error d...