Event ID 7201

Hi.

Every day when the live update run i receive 1 warning

Event Type:    Warning
Event Source:    SEPM
Event Category:    Content
Event ID:    7201
Date:        6/5/2016
Time:        1:41:01 πμ
User:        N/A
Computer:    ANTIVIRUS1
Description:
Info:Content download to the server failed.
Symantec Endpoint Protection Manager could not update Symantec Endpoint Protection Manager Content Catalog 12.1 RU2.

Product:Symantec Endpoint Protection Manager Content Catalog 12.1 RU2
Version:
Language:
Monikers:,{999C2E87-0AB4-F6CD-0051-672E4F7C7C3D}
Sequence:
PublishDate:
Revision:0
Source:Public LiveUpdate Server (Symantec LiveUpdate Server)
Size(in bytes):-1

I had already try the TECH197844 without success.

Any idea??