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Java.sql.SQLException: Listener Refused The Connection With The Following Error:;ORA-12516 (Doc ID 2844799.1)

Last updated on MARCH 10, 2023

Applies to:

JDBC - Version and later
Information in this document applies to any platform.


The trace file shows "ORA-12516" when a JDBC application tries to connects to the oracle database. Sometimes connecting through sqlplus client is done successfully but during the issue time connecting through sqlplus client fails. The error message seen is the following:



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