Bug ID 1783501: BIG-IP upgrade results in loss of app_mapping.json file, disrupting application statistics streaming to BIG-IQ

Last Modified: Jun 19, 2025

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

Known Affected Versions:
8.3.0

Opened: Jan 03, 2025

Severity: 4-Minor

Symptoms

-- Legacy application statistics are no longer visible in BIG-IQ after the BIG-IP upgrade. -- BIG-IP stops streaming application performance data to BIG-IQ DCDs. -- No analytics data is available for legacy applications in BIG-IQ -- The absence of the app_mapping.json file can be confirmed by inspecting the appropriate file location on BIG-IP at /var/config/rest/downloads

Impact

The absence of the app_mapping.json file after the upgrade leads to the loss of application statistics in BIG-IQ CM, resulting in a lack of visibility into the performance and stats of legacy applications.

Conditions

The issue occurs during an upgrade from BIG-IP version to a newer version. The app_mapping.json file, located at /var/config/rest/downloads/, is critical for streaming legacy application statistics to BIG-IQ DCDs.The upgrade process causes the loss of this file

Workaround

K25501808 - After BIG-IP upgrade, legacy applications in BIG-IQ do not show data

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips