Bug ID 439464: ActiveX with clsid:CA8A9780-280D-11CF-A24D-444553540000 is not properly negotiated

Last Modified: Jul 18, 2026

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

Known Affected Versions:
11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10

Fixed In:
11.6.0

Opened: Dec 03, 2013

Severity: 3-Major

Symptoms

Content-Length header value of document displayed by ActiveX with clsid:CA8A9780-280D-11CF-A24D-444553540000 is always received improperly.

Impact

Web application malfunction.

Conditions

Any.

Workaround

iRule for adding "F5CH=I" into the document URL.

Fix Information

This particular ActiveX doesn't require any special support as our SWF patcher has begun to behave properly with non-SWF content after BUG441507 was fixed.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips