java.sql.SQLException: Listener refused the connection with the following error: ORA-12520, TNS:listener could not find available handler for requested type of s erver The Connection descriptor used by the client was: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=WEBIZPRD1140.CUMMINS.COM)(PORT=1521))( CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=IASDB10G.CUMMINS.COM))) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java :137) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java :292)

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via Oracle Community by 606547, 1 year ago
Listener refused the connection with the following error: ORA-12520, TNS:listener could not find available handler for requested type of s erver The Connection descriptor used by the client was: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=WEBIZPRD1140
via GitHub by alexey-maksimov
, 1 year ago
Listener refused the connection with the following error: ORA-12520, TNS:listener could not find available handler for requested type of server
via compgroups.net by Unknown author, 1 year ago
Io exception: The Network Adapter could not establish the connection at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:111) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:145) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:254)
via Google Groups by Wes Howard, 4 months ago
Io exception: The Network Adapter could not > establish the connection > at > oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java: > 112) > at > oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java: > 146) > at > oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java: > 255)
via Oracle Community by 886499, 1 year ago
Listener refused the connection with the following error: ORA-12514, TNS:listener does not currently know of service requested in connect descriptor
via Oracle Community by 974328, 1 year ago
Listener refused the connection with the following error: 203 ORA-12505, TNS:listener does not currently know of SID given in connect descriptor 204 205
java.sql.SQLException: Listener refused the connection with the following error: ORA-12520, TNS:listener could not find available handler for requested type of s erver The Connection descriptor used by the client was: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=WEBIZPRD1140.CUMMINS.COM)(PORT=1521))( CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=IASDB10G.CUMMINS.COM))) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java :137) at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java :292)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:327)

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