ORA-12537: TNS:connection closed

Giving below error when trying to connect oracle user


Sqlplus scott/tiger@PROD

SQL*Plus: Release – Production on Thu Oct 16 15:06:46 2008
Copyright (c) 1982, 2005, Oracle.  All rights reserved.

ORA-12537: TNS:connection closed


Add the relevant LD_LIBRARY_PATH into the SID_DESC section in listener.ora file

(ORACLE_HOME = /home/oracle/product/1020)


Thank You !!

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  • Gagan Kundra  On May 17, 2018 at 3:57 am

    Sir I am trying to open APEX by entering without success.

    When it TNSping, then I am encountering this error

    TNS-12537: TNS:connection closed

    Please help me resolve this.

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