INSTALLATION INSTRUCTIONS FOR HOT FIX E9ST02 ON WINDOWS for IPF (64 bit) BEFORE DOWNLOADING: The hot fix E9ST02 addresses the issue(s) in SAS 9.1.3 (9.1 TS1M3) of SAS/STAT software on Windows for IPF (64 bit) as documented in SAS Note(s): SN-013179 Incorrect standard errors may occur when using the OFFSET option with the COVS option SN-017530 Incorrect sandwich estimate standard errors occur in PROC PHREG with the counting process (start, stop) syntax when using the COVS, OFFSET and MULTIPASS options SN-017587 Near-singular covariance matrix may cause missing sandwich estimate standard error in PROC PHREG with the COVSANDWICH|COVS option which may be reviewed at: http://support.sas.com/techsup/unotes/SN/013/013179.html http://support.sas.com/techsup/unotes/SN/017/017530.html http://support.sas.com/techsup/unotes/SN/017/017587.html IMPORTANT NOTE(S): 1. You must have SAS 9.1.3 (9.1 TS1M3) and SAS 9.1.3 Service Pack 4 installed on your system before applying this hot fix. 2. You must have Administrator Privileges on your CLIENT or SERVER machine and all currently active SAS sessions must be terminated before applying this hot fix. AFTER DOWNLOADING: The hot fix package downloaded is a self extracting executable named e9st02w6.exe. Launching the executable will initiate the install wizard, which will guide you through the setup process. The following files will be installed: * sasphreg.dll the replacement module containing the hot fix * e9st02w6.aud a hot fix identifier file that will allow Technical Support to determine which fixes have been applied to a system * e9st02w6.txt a copy of these installation instructions; this file is installed in !SASROOT\core\sasinst\hotfix * checksums and *.ini files for use in a future implementation of SASIQ validation testing This completes the installation of hot fix E9ST02 on Windows for IPF (64 bit).