I have deployed a WAR file on Oracle Application Server 10g (Linux based). I worked fine when I
visited its jsp pages. but after a few visites I usually see the following error.
what is the problem
<h1>500 Internal Server Error</h1>
java.sql.SQLException: Listener refused the connection with the following error:
ORA-12519, TNS:no appropriate service handler found
The Connection descriptor used by the client was:18.104.22.168:1521:mydb