Hi,
Check out the setting for $LIBPATH environmental variable to $ORACLE_HOME/lib to get the current dynamic linked libraries and make sure the ORACLE_HOME is set correctly. Try relinking after
verifying the above. And have you tried "relink all" (did you check $ORACLE_HOME/install/make.log)

Regards,
Rohit Nirkhe,Oracle/Apps DBA,OCP 8i
[email protected]