Teradata Installation Error

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Teradata Installation Error

When i installed Teradata Express 12.00 on my windows 2003 server r2 ent(sp1),there was a installation error occured.Here is the error log:

Log file started 11/10/2008 15:21:50
15:21:50:828: Cmd line = "C:\Program Files\Teradata\Tdat\PDE\12.00.00.10\bin\ins_pde.exe" 12.00.00.10 /debug /pi /rebase
15:21:50:828: About to attempt to stop service "GtwRsrvTdmst"
15:21:50:843: CParseSvcCfg::InstallService() - About to attempt to install service "Pdesys"
15:21:51:062: CParseSvcCfg::InstallService() - Installed service "Pdesys"
15:21:51:062: CParseSvcCfg::InstallService() - About to attempt to install service "recond"
15:21:51:203: CParseSvcCfg::InstallService() - Installed service "recond"
15:21:51:203: CParseSvcCfg::InstallService() - About to attempt to install service "PdeinetdService"
15:21:51:390: CParseSvcCfg::InstallService() - Installed service "PdeinetdService"
15:21:51:390: CParseCfgList::Parse(). Successfully parsed file C:\Program Files\Teradata\Tdat\PDE\12.00.00.10\etc\cfg\pdesvccfg.txt
15:21:51:406: CParseCfgList::Parse(). Successfully parsed file C:\Program Files\Teradata\Tdat\PDE\12.00.00.10\etc\cfg\pderegcfg.txt
15:21:51:421: Begin CreateDirectory
15:21:51:421: Successful CreateDirectory; number of attempts = 1

15:21:51:640: The Teradata command prompt shortcut does not already exist.
15:21:51:671: old Teradata command prompt item does not exist.
15:21:51:671: CParseCfgList::Parse(). Successfully parsed file C:\Program Files\Teradata\Tdat\PDE\12.00.00.10\etc\cfg\pdeprogcfg32.txt
15:21:51:718: CParseCfgList::Parse(). Successfully parsed file C:\Program Files\Teradata\Tdat\PDE\12.00.00.10\etc\cfg\pdenetsvccfg.txt
15:21:51:718: CParsePathCfg::Parse() - Entries will be appended.
15:21:51:718: CParseCfgList::Parse(). Successfully parsed file C:\Program Files\Teradata\Tdat\PDE\12.00.00.10\etc\cfg\pdepathcfg.txt
15:21:51:718: CParseCfgList::Parse(). Successfully parsed all config files.
15:21:51:734: Unable to create symbolic link - C:\Program Files\Teradata\Tdat\LPDE
15:21:51:796: Successfully re-based PDE DLLs
15:21:51:812: Successfully copied pdesys.sys.
15:21:51:812: Begin Fault Definition File action.
15:21:51:812: Successfully did Fault Definition File action.
15:21:51:812: Successfully set registry priority values.
15:21:51:812: Could not completely install component.
15:21:51:812: Returning -1

i think the description [Unable to create symbolic link - C:\Program Files\Teradata\Tdat\LPDE] is the cause of the error,but i don't know how to solve the problem. Does any one have suggestion on this?

thanks.
best reguards.

BeingS