Bug ID 441638: CACHE::header insert fails with 'Out of bounds' error for 301 Cache response

Last Modified: Apr 28, 2025

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

Known Affected Versions:
11.2.0, 11.3.0, 11.4.1, 11.5.3, 11.5.3 HF1, 11.5.3 HF2

Fixed In:
11.6.0, 11.5.4

Opened: Dec 26, 2013

Severity: 3-Major

Related Article: K14972

Symptoms

Notice the following log message in /var/log/ltm, err tmm3[12122]: 01220001:3: TCL error: /Common/set_xcache_header <CACHE_RESPONSE> - Out of bounds (line 1) invoked from within "CACHE::header insert Via F5-CACHE" Also, notice the missing header in the HTTP response.

Impact

Missing header in the HTTP response

Conditions

1. Enabled Web Acceleration profile 2. Handling CACHE_RESPONSE iRule event 3. 301 response is cached

Workaround

Remove the header insert command from the iRule

Fix Information

Keep the cache information in sync with packet data

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips