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Pro*Cobol program connecting from z/OS Client gets ORA-12571 when Out Of Band Breaks are enabled by default (Doc ID 2152685.1)

Last updated on AUGUST 31, 2023

Applies to:

Oracle Net Services - Version and later
Oracle Database - Enterprise Edition - Version and later
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
IBM z/OS on System z


Pro*Cobol delete program receiving error ORA-12571: TNS:packet writer failure

Pro*Cobol program executing on z/OS 10.2 Client and connecting to an Oracle database on an AIX server;

The function of the program is to delete rows from the parent table and all it's related (children) tables.

The program or process appears to complete and on closing the cursors receives the error - ORA-12571: TNS:packet writer failure.

This program runs on a monthly basis and this is the 3rd time the program has ABEND'ed in the last year.




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