try rename msjetol1.dll to msjetoledb40.dll ExamDiff tells the files are identical. EDIT!!!! Tested now, result: Clean setuperr.log using aittersu's method, using the following $$rename.txt [\WINDOWS\System32\WBEM] evtgprov.dll = "CmdEvTgProv.dll" evtgprov.mof = "CmdEvTgProv.mof" Napprov.mof = "NapClientProv.mof" NapSchem.mof = "napclientschema.mof" [\WINDOWS\SYSTEM32] msjetol1.dll = "msjetoledb40.dll" IE, WMP tested and working, installation done using BartPE and winnt32 /unattend:.\winnt.sif /SYSPART:c: