problem in connect database 11g with developer 10g r2
i installed developer 10gr2,then installed database 11g .
when make local network service name to connect developer with database i have aproblem in listner .
Connecting...ORA-12514: TNS:listener does not currently know of service requested in connect descriptor
The test did not succeed.
Some of the information you provided may be incorrect.
Click Back to review the information provided for net service name, or Change Login to change username.