Mar 27, 2026 - For details about updated CVE-2025-53521 (BIG-IP APM vulnerability), refer to K000156741.

Forum Discussion

uni's avatar
uni
Icon for Altocumulus rankAltocumulus
Sep 27, 2006

Prerequisite operation not in progress

Can anyone suggest what this error message is about. It has been appearing intermittently since I added the rule below. It seems to be upset with the "set uri [string tolower [HTTP::uri]]" line. T...
application delivery
dev
devops
irules
JG's avatar
JG
Icon for Cumulonimbus rankCumulonimbus
Oct 15, 2015

I have run into the same problem, in v11.6.0 HF5, 9 years down the track! Also with [HTTP::uri].