Bug ID 2185045: LCD may be briefly unavailable and report an LCD module fault

Last Modified: Dec 19, 2025

Affected Product(s):
F5OS F5OS-A(all modules)

Known Affected Versions:
F5OS-A 1.8.3

Opened: Dec 11, 2025

Severity: 3-Major

Symptoms

The LCD may be briefly unavailable as a result of an LCD module fault, and report the fault with an alarm assertion. The LCD recovers itself after about 60 seconds and the alarm condition clears. log "66306 lcd lcd-fault ASSERT ERROR \"Fault detected in LCD module\" \"2025-11-23 14:29:12.634413978 UTC\"" log "66306 lcd lcd-fault EVENT Network Access \"LCD Health is Not OK\" \"2025-11-23 14:29:12.634446999 UTC\"" log "66306 lcd lcd-fault CLEAR ERROR \"Fault detected in LCD module\" \"2025-11-23 14:30:07.423463919 UTC\"" log "66306 lcd lcd-fault EVENT Network Access \"LCD Health is OK\" \"2025-11-23 14:30:07.423487404 UTC\"" The LCD functionality will be impacted for a period of 1-2 minutes.

Impact

The LCD provides a convenient way to do basic configuration and status reporting on a system. If this issue occurs, the LCD functionality will be impacted for a period of 1-2 minutes. No impact to traffic will occur.

Conditions

RSeries r2xxxx/r4xxxx systems only

Workaround

None.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips