When you attempt to configure the Information Store Service (IIS) during Exchange 2000 Server Setup, Setup may stop, and you may receive the following error message:
Setup failed while installing sub-component Information Store Service with error code 0xC00700C1 (please consult the installation logs for a detailed description).
The following events may be reported in the Setup log:
[12:29:47] Interpreting line (CreateProcess:E:\Program Files\Exchsrvr\bin;E:\Program Files\Exchsrvr\bin\exschema.exe /regserver;4294967295)
[12:29:48] The command
E:\Program Files\Exchsrvr\bin\exschema.exe /regserver
failed, returning error code 165364648 (An unknown error has occurred.). ScCreateProcess (K:\admin\src\libs\exsetup\hiddenw1.cxx:1763)
Error code 0XC00700C1 (193): Bad EXE Format
[12:29:48] CInsParser::ScProcessLine (K:\admin\src\libs\exsetup\hiddenw1.cxx:1226)
Error code 0XC00700C1 (193): Bad EXE Format
[12:29:48] Processing file
'\\Servername\share\setup\i386\exchange\mdb_reg.ins', at or near line 1139 (CreateProcess:E:\Program Files\Exchsrvr\bin;E:\Program Files\Exchsrvr\bin\exschema.exe /regserver;4294967295) CInsParser::ScProcessLine (K:\admin\src\libs\exsetup\hiddenw1.cxx:486)
Error code 0XC00700C1 (193): Bad EXE Format
[12:29:48] Registry file name:
'\\Servername\share\setup\i386\exchange\mdb_reg.ins' CRegistryManager::ScProcessFile
(K:\admin\src\udog\setupbase\tools\regmgr.cxx:95)
Error code 0XC00700C1 (193): Bad EXE Format
[12:29:48] Filename = '%sourcedir%\mdb_reg'
CBaseAtom::ScRefreshRegistryKeys
(K:\admin\src\udog\setupbase\basecomp\baseatom.cxx:1217)
Error code 0XC00700C1 (193): Bad EXE Format
[12:29:48] CAtomBaseMDB::ScRefreshRegistryKeys
(K:\admin\src\udog\exsetdata\components\server\a_basemdb.cxx:184)
Error code 0XC00700C1 (193): Bad EXE Format
[12:29:48] Leaving CAtomBaseMDB::ScRefreshRegistryKeys
[12:29:48] CBaseAtom::ScReinstall
(K:\admin\src\udog\setupbase\basecomp\baseatom.cxx:1015)
Error code 0XC00700C1 (193): Bad EXE Format
[12:29:48] Service = 'MSExchangeIS' CBaseServiceAtom::ScReinstall
(K:\admin\src\udog\setupbase\basecomp\basesvcatom.cxx:231)
Error code 0XC00700C1 (193): Bad EXE Format
[12:29:48] Leaving CBaseServiceAtom(Information Store Service)::ScReinstall
[12:29:48] mode = 'Reinstall' (61955) CBaseAtom::ScSetup
(K:\admin\src\udog\setupbase\basecomp\baseatom.cxx:775)
Error code 0XC00700C1 (193): Bad EXE Format