Bug ID 573611: Erroneous error message Access encountered error: ERR_NOT_FOUND may appear in APM logs

Last Modified: Sep 13, 2023

Affected Product(s):
BIG-IP APM(all modules)

Known Affected Versions:
12.1.0, 12.1.1

Fixed In:
13.0.0, 12.1.2

Opened: Feb 13, 2016

Severity: 4-Minor

Symptoms

When a user session times out, then subsequently attempts access using the expired session ID, APM may log a log message at "err" level similar to this: Aug 15 14:54:25 bigip.hostname err tmm[10206]: 01490514:3: (null):Common:00000000: Access encountered error: ERR_NOT_FOUND. File: ../modules/hudfilter/access/access_session.c, Function: access_session_delete, Line:

Impact

Error log messages may be confusing to BIG-IP APM administrators. The client is able to successfully reconnect.

Conditions

User is logged into APM and session times out.

Workaround

None

Fix Information

Erroneous messages of "Access encountered error: ERR_NOT_FOUND" are no longer logged in the APM log.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips