Bug ID 432723: TMM cores on external data group deletion and creation

Last Modified: Apr 10, 2019

Bug Tracker

Affected Product:  See more info
BIG-IP LTM(all modules)

Known Affected Versions:
11.4.0, 11.4.1

Fixed In:
11.5.0, 11.4.1 HF4, 11.4.0 HF6

Opened: Oct 03, 2013
Severity: 3-Major
Related AskF5 Article:


TMM restarts after creating an external data group that was recently deleted.


Traffic disrupted while tmm restarts.


Deleting an external data group and recreating it immediately


To avoid this issue, don't re-create the same external data group; create it with a different name.

Fix Information

External Datagroup: TMM no longer cores on rapid creation/deletion cycle.

Behavior Change