Bug ID 636254: Cannot reinitiate a sync on a target device when sync is completed

Last Modified: Aug 19, 2026

Affected Product(s):
BIG-IP APM(all modules)

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 30, 2016

Severity: 4-Minor

Symptoms

After a policy sync is successful, re-initating a sync fails with the following error: "PolicySyncMgr: Sync already in progress for policy xxx"

Impact

You cannot re-sync a policy. This is a rare occurrence, and after waiting a small amount of time sync should start working again.

Conditions

This occurs rarely when performing a sync after a successful sync.

Workaround

None

Fix Information

Now APM Policy Sync no longer hangs in rare cases with the message: "PolicySyncMgr: Sync already in progress for policy xxx"

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips