1..Solution
Check Liveupdate Scedule.
2.Solution
.DCOM Services
3..Solution
Verify New patches & Event viwer
4.Solution:
Use Add or Remove Programs in the Control Panel to uninstall LiveUpdate. Run the LiveUpdate installer to install LiveUpdate again.
To uninstall and reinstall LiveUpdate:
In Windows Explorer make a back-up copy of the following file:
C:\Documents and Settings\All Users\Application Data\Symantec\LiveUpdate\Product.Inventory.LiveUpdate
WARNING: It is important to follow this step in order to avoid having to register SEPM or SEP with LiveUpdate.
Click Start > Settings > Control Panel.
Click Add or Remove Programs.
Click LiveUpdate.
Click Change/Remove.
Follow the on-screen instructions to uninstall LiveUpdate.
In Windows Explorer, delete the following folders if they are present:
C:\Documents and Settings\All Users\Application Data\Symantec\LiveUpdate
C:\Program Files\Symantec\LiveUpdate
Install LiveUpdate using LUSETUP.EXE located in the SEP installation files, in the following folder:
...\SEPM\LUSETUP.EXE
Browse to:
C:\Documents and Settings\All Users\Application Data\Symantec\LiveUpdate\Product.Inventory.LiveUpdate
and replace the newly created Product.Inventory.LiveUpdate file with the file you backed-up in step 1.
Note: If you did not back-up the Product.Inventory.LiveUpdate file before deleting the LiveUpdate folder you must register SEPM or SEP with LiveUpdate for it to update correctly.
To register SEPM with LiveUpdate:
Click Start, then Run.
Type cmd, then click OK. This will bring up a command prompt.
At the command prompt type cd and the path to lucatalog.exe. By default the command would be:
cd C:\Program Files\Symantec\Symantec Endpoint Protection Manager\bin
Type lucatalog.exe -update
To register the SEP Client with LiveUpdate:
Click Start > Settings > Control Panel.
Click Add or Remove Programs.
Click Symantec Endpoint Protection.
Click Change.
Click Next, select Repair, and click Next again.
Click Install.
Click Finish.