Plase check these steps
First setting that needs to be enabled:
Open the Symantec Endpoint Protection Manager.
Select the Clients tab from the right side of the manager.
Select Policies tab from under the Clients window.
Select Communication Settings from within the Settings box in the upper right corner.
In the section titled Upload make sure Learn applications that run on the client computers is checked.
Click OK.
Second Setting that needs to be enabled:
Open the Symantec Endpoint Protection Manager.
Select the Admin tab from the right side of the manager.
Select Servers from the bottom of the middle column.
Right click Local Site and select Edit Properties.
Select the General tab.
Make sure Keep track of every application that the clients run is checked.
Click OK.
Update the new policy to all relevant clients.
NOTE:For this to function correctly Application and Device Control must be installed.