Go to Start\Programs\Administration Tools\Data Sources(ODBC)
Drivers Tab: Name=Peoplesoft, Version should be same as the tools you using.
If not same, uninstall the tools from Start\Programs\PeopleSoft x.xx
Install your current Tools workstation, make sure Profile Path is pointing to correct path.
copy all ^.dll file to local drive
C:\Program Files\Crystal Decisions\Crystal Reports 9