Last Modified: Aug 19, 2026
Affected Product(s):
BIG-IP TMOS
Known Affected Versions:
12.1.0, 12.1.0 hf1, 12.1.0 hf2, 12.1.1, 12.1.1 hf1, 12.1.1 hf2, 12.1.2, 12.1.2 hf1, 12.1.2 hf2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 12.1.3.6, 12.1.3.7, 12.1.4, 12.1.4.1, 12.1.5, 12.1.5.1, 12.1.5.2, 12.1.5.3, 12.1.6
Fixed In:
13.1.0
Opened: Dec 13, 2016 Severity: 3-Major Related Article:
K42105153
While trying to add/remove/edit IPv6&IPv4 within an existing data group list for iRules, the properties page throws a parsing error.
There is an "Error parsing IP address" messave at the top of the page. You cannot modify internal data groups using GUI. You can delete and re-create the entry, but cannot modify it.
Try to modify the value field under Address Records Row whether string/int, and click Update
Use tmsh to modify the record field of the data groups.
You can now modify the IPv6&IPv4 value within an existing data group.
users would be able to modify and update data groups