ora 12505 solution

Solution for Oracle SQL Developer Connection error (ORA-12505) (two), developerora-12505 With oracle database new connection encountered ora-12505, after the problem is resolved and ora-12519 error, depressing for half a day, after some tossing

When you create a new connection with an Oracle database, you encounter ora-12505, this problem is resolved and ora-12519 error, depressed for a half-day, after a toss problem solved, the following small series of my two solutions to share to you,

Oracle 10gr2 is installed in fedora. After installation, netca is used to create a listener. The default listener and 1521 ports are not used when the listener is created. Instead, listener_dell and 1522 ports are used, the terminal is displayed in $

Oracle SQL Developer Connection error (ORA-12505), developerora-12505   Oracle SQL Developer Connection error (ORA-12505)     I had a problem with my Oracle database, and I finally got it done. Today I have created another DBA administrator

Listener refused the connection with the following error: ORA-12505, TNS: listener does not currently, ora12505When you connect to oacle12c using java, an error is returned:Java. SQL. SQLException: Listener refused the connection with the following

ORA-12505 connection refuse solution and summaryOracleProblem description:The following error occurs when you connect to the Oracle 10.2.0.1.0 database using JDBC today:Connection refused (description = (TMP =) (vsnnum = 153093120) (ERR = 12505)

Eclipse failed to connect to Oracle Database: ORA-12505, error code: Org. springframework. jdbc. CannotGetJdbcConnectionException: cocould not get JDBC connection; nested exception is java. SQL. SQLException: Listener refused the connection with

Appears listener refused the connection with the ORA-12505 error, Solution:1. First restart the computer, release the occupied 1521 port2. Open Oracle Develpoer after reboot3. Then run cmd, open a command prompt, enter the command lsnrctl run stop

Today, when I am developing a project about **, I am using PLSQL to connect to Oracle. However, in Myeclipse DB's attempt, the url I have been using is the following code: Jdbc: oracle: thin:127. 0.0.1:1521: Jdbh The following error message

Recently, we re-installed Oracle10g and encountered this error. It seems that every time we installed 10g, we encountered this problem. Let's take a look at it as soon as possible. Under normal circumstances, everything works in sqlplus, but the