MDAC 2.8 SP2 does NOT work on Win98. We will have to stick with MDAC 2.8 SP1. I did find some updates that did install and register properly. DBGHELP.DLL 6.8.0004.0 Windows Debugging Tools JSCRIPT.DLL 5.6.0.8850 Windows Server 2003 SP2 MSADCO.DLL 2.81.3014.0 Windows XP SP3 MSADO15.DLL 2.81.3014.0 Windows XP SP3 MSADO20.TLB 2.81.3014.0 Windows XP SP3 MSADO21.TLB 2.81.3014.0 Windows XP SP3 MSADO25.TLB 2.81.3014.0 Windows XP SP3 MSADO26.TLB 2.81.3014.0 Windows XP SP3 MSADO27.TLB 2.81.3014.0 Windows XP SP3 MSADO28.TLB 2.81.3014.0 Windows XP SP3 MSADOMD.DLL 2.81.3014.0 Windows XP SP3 MSADOR15.DLL 2.81.3014.0 Windows XP SP3 MSADOX.DLL 2.81.3014.0 Windows XP SP3 MSJRO.DLL 2.81.3014.0 Windows XP SP3 ODBC32.DLL 3.525.1145.0 Windows 2000 SP4 ODBCBCP.DLL 2000.85.3009.0 Windows XP SP3 SQLOLEDB.DLL 2000.85.3006.0 Windows XP SP3 SQLSRV32.DLL 2000.85.3009.0 Windows XP SP3 VBSCRIPT.DLL 5.6.0.8850 Windows Server 2003 SP2 HKLM,"System\CurrentControlSet\Control\SecurityProviders","NegotiatePackages",0x0,"NTLM" HKLM,"System\CurrentControlSet\Control\LSA","LMCompatibility",0x10001,03,00,00,00