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ORA-7445 With Either Function: [NSTIMEXP] or [SNSTIMSANE] (Doc ID 282453.1)

Last updated on MARCH 31, 2022

Applies to:

Oracle Net Services - Version to [Release 8.1.7 to 11.2]
Oracle Database - Enterprise Edition - Version to [Release 8.1.7 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
This issue can occur in any version below 12.1 where DCD or SQLNET.EXPIRE_TIME is in place.


The following error messages are found in alert.log:



Dead Connection Detection (DCD) may have been recently enabled in this environment.  Check for the existence of the SQLNET.EXPIRE_TIME  parameter in the sqlnet.ora file that is local to the instance or in the listener's environment.


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