Solution:

To resolve the issue:

1. Create a new application pool.
   1. Open IIS Manager and double-click the local computer.

   2. Right-click Application Pools and then click New > Application Pool.

      

   3. Under the Application Pool settings, click one of these options:
      • Use default settings for new application pool

      • Use existing application pool as template
        • Selecting this option requires the user to choose an Application pool name.

      

   4. Click OK.

2. Change the service account of the application pool.
   1. Open IIS Manager and then expand local computer > Application Pools.

   2. Right-click the application pool to be configured and then click Properties.

   3. Click the Identity tab and select one of these options:
      • Predefined
        • Selecting this option requires the user to choose a predefined account from the list box.
        • This option refers to the standard service accounts like Network Service (default), Local Service, and Local System.

      • Configurable
        • Selecting this option requires the user to type the username and password of the account under which the worker process will operate.
        • This option refers to registered user names.

      

   4. Click OK.

3. Modify the Application Pool used by OfficeScan (Security Server).
   1. Open IIS Manager and then find the OfficeScan virtual web site.

   2. Right-click the OfficeScan virtual web site and then click Properties.

      

   3. Click the Home Directory tab and select the newly created application pool from the list.

      

   4. When the Inheritance Overrides prompt appears, select all and then click OK.

   5. Click OK.

   6. Stop and then restart the OfficeScan web site.