ORA-7445 [kgscFreeCachedCursor]

(Doc ID 2222848.1)

Last updated on APRIL 19, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

1. The following error is logged, as a one-time occurrence, in the alert log:

ORA-7445 [kgscFreeCachedCursor]


2. The associated incident trace shows there is no failing statement

----- SQL Statement (None) -----
Current SQL information unavailable - no cursor.


3. The failing function stack contains:

... kgscFreeCachedCursor kksCloseCursor opicca
opiclo opiCursorScan kxsScanCursors opifcs ksuxds
kss_del_cb kssdel kssdch_int kssdch ksures
ksuxds ksudel opidcl opidrv sou2o
opimai_real ssthrdmain main libc_start_main start

 

During investigations was also seen that the error is also seen when unified audit policies are enabled. More exactly when "alter session" standard action is audited.

 

Cause

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