Live Update Administrator Downloads are failing at 99%

Products

• Endpoint Security
• Endpoint Protection

Issue/Introduction

Live Update Administrator (LUA) specific Download requests are observed to fail between 90-99%.   Repeat attempts also fail per below: 

From the Audit Logs the following is seen: 

3/29/2023 8:03:15 PM GMT	Download	informational	admin	Started download of content for request id "1" started by user "admin".
3/29/2023 8:07:59 PM GMT	Download	CRITICAL	admin	Failed to download file "1680100440jtun_emtsepn64c31sdsfrben230324003.7z" while processing request id "1".
3/29/2023 8:08:22 PM GMT	Download	CRITICAL	admin	Failed to download file "1680117428jtun_emtsepn64c3sdsfrben230324003.7z" while processing request id "1".
3/29/2023 8:08:34 PM GMT	Download	CRITICAL	admin	Download job from source server "Symantec LiveUpdate" has failed. There were "2" updates that failed to download.
3/29/2023 9:17:15 PM GMT	Download	CRITICAL	admin	Download request  "1" started by "admin" has failed.

Environment

LUA versions: 2.10 and later

Cause

The files that are shown as "failing to download" appear to be failing during verification - due to differences in file size.  After a subsequent attempt to download it again, the result is the same.  

Resolution

Symantec has identified the cause of the issue and provided the fix.  Please try another download.  If it fails again, please contact Support.