I am using windows Xp OS and R 2.10. I treid to install ROracle package and I got following error:- This application has failed to start because orasql9.dll was not found. Re-installing the application may fix this problem I have already installed the dependecy package DBI Please help me... -- View this message in context: http://r.789695.n4.nabble.com/Regarding-installation-from-ROracle-tp2287331p2287331.html Sent from the R help mailing list archive at Nabble.com.