C:\Perl\install-folder\Perl\MSWin32-x86-multi-thread-5.8>perl ioic Oracle url = http://ppm.activestate.com/libs/oracle-instant-client/MSWin32-x86-multi-thread Oracle_url=http://ppm.activestate.com/libs/oracle-instant-client/MSWin32-x86-multi-thread $VAR1 = undef; There is no oracle client libraries currently available for your platform (MSWin32-x86-multi-thread) in http://ppm.activestate.com/libs/oracle-instant-client at ioic line 38.