I just looked carefully one more time and found an error in my tnsnames.ora entry. Works fine now. Sorry if anyone wasted their time looking at this one. My stupid blunder - my brain needs the weekend, I think! Cheers, Paul Vincent DBA University of Central England > -----Original Message----- > From: oracle-l-bounce@xxxxxxxxxxxxx > [mailto:oracle-l-bounce@xxxxxxxxxxxxx]On Behalf Of Paul Vincent > Sent: 25 February 2005 12:46 > To: Oracle-L@xxxxxxxxxxxxx > Subject: Question about db links and tnsnames.ora > =20 > =20 > (Reposted - previous post had wrong subject line. Sorry!) > =20 > I'm trying to create a db link from a 9i database to an 8i=20 > database on > another server. I've edited the tnsnames.ora file for the 9i=20 > database, > adding an entry for the 8i database, and created the link on the 9i > database, using OEM. But when I test the link in OEM (by clicking > "Test"), the alert box tells me the link is not active. Do I need to > bounce the 9i database so that it picks up the altered tnsnames.ora > file? That is, does Oracle only scan the tnsnames.ora file=20 > at startup, > or should it look afresh at the tnsnames.ora file each time name > resolution is required? > =20 > Thanks, > =20 > Paul Vincent > DBA > University of Central England > -- > //www.freelists.org/webpage/oracle-l > =20 > =20 -- //www.freelists.org/webpage/oracle-l