Bug ID 2457541: Warning: The current license is not valid - Fault code: 51133

Last Modified: Sep 10, 2026

Affected Product(s):
BIG-IQ Device(all modules)

Known Affected Versions:
8.1.0, 8.1.0.1, 8.1.0.2, 8.2.0, 8.2.0.1, 8.3.0, 8.4.0, 8.4.1, 8.4.2, 8.4.2.1, 8.4.2.2

Opened: Aug 13, 2026

Severity: 3-Major

Symptoms

License activation may fail on specific platforms. root@(localhost)(cfg-sync Standalone)(NO LICENSE)(/Common)(tmos)# install sys license registration-key D1234-12345-12345-12345-1234567 Warning: the current license is not valid License server has returned an exception. Fault code: 51133 Fault text: Error 51133, F5 registration key is not compatible with the detected platform - This platform, "", cannot be activated with this registration key "I123456-1234567".

Impact

Unable to license BIG-IQ.

Conditions

- KVM on HP AMD server - IBM Bare Metal

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips