I believe I have the right settings now (SET dump follows), and both 1.9.0 and 1.8.1 still fail to start as before. I have tried also setting HOMEPATH=\ and HOMEPATH=\Documents and Settings\melbourne.
Let me know if I can gather any other useful info. Brett C:\WINDOWS\system32>set ALLUSERSPROFILE=C:\Documents and Settings\All Users APPDATA=C:\Documents and Settings\melbourne\Application Data CommonProgramFiles=C:\Program Files\Common Files COMPUTERNAME=CAVIAR ComSpec=C:\WINDOWS\system32\cmd.exe HOME=C:\ HOMEDRIVE=C: HOMESHARE=\\desnet\melbourne include=C:\Program Files\Microsoft Visual Studio\VC98\atl\include;C:\Program Fil es\Microsoft Visual Studio\VC98\mfc\include;C:\Program Files\Microsoft Visual St udio\VC98\include lib=C:\Program Files\Microsoft Visual Studio\VC98\mfc\lib;C:\Program Files\Micro soft Visual Studio\VC98\lib LOGONSERVER=\\CAYENNE MSDevDir=C:\Program Files\Microsoft Visual Studio\Common\MSDev98 NUMBER_OF_PROCESSORS=1 OS=Windows_NT Path=C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\PROGRAM FILES\TH INKPAD\UTILITIES;C:\Program Files\Hummingbird\Connectivity\7.10\Accessories\;C:\ Program Files\ATI Technologies\ATI Control Panel;C:\Program Files\Microsoft Visu al Studio\Common\Tools\WinNT;C:\Program Files\Microsoft Visual Studio\Common\MSD ev98\Bin;C:\Program Files\Microsoft Visual Studio\Common\Tools;C:\Program Files\ Microsoft Visual Studio\VC98\bin;C:\PROGRA~1\INSIGH~1\splus61\cmd PATHEXT=.COM;.EXE;.BAT;.CMD;.VBS;.VBE;.JS;.JSE;.WSF;.WSH PROCESSOR_ARCHITECTURE=x86 PROCESSOR_IDENTIFIER=x86 Family 15 Model 2 Stepping 4, GenuineIntel PROCESSOR_LEVEL=15 PROCESSOR_REVISION=0204 ProgramFiles=C:\Program Files PROMPT=$P$G SESSIONNAME=Console SystemDrive=C: SystemRoot=C:\WINDOWS TEMP=C:\DOCUME~1\MELBOU~1\LOCALS~1\Temp TMP=C:\DOCUME~1\MELBOU~1\LOCALS~1\Temp USERDNSDOMAIN=DES.UCDAVIS.EDU USERDOMAIN=DES USERNAME=melbourne USERPROFILE=C:\Documents and Settings\melbourne windir=C:\WINDOWS ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html