Hi,
Above suggested steps should help, if not follow the steps given below
You need to
1. Add the http://<SPEM_IP>:9090/symantec.jsp into IE’s trusted site.
2. Enable ActiveX Control for IE
Also check
By disabling nternet Explorer Enhanced Security Configuration if it's enabled.
To disable follow the steps
1. From Windows Start Menu, choose to run ‘Control Panel’.
2. Launch ‘Add or Remove Programs’.
3. Select ‘Add/Remove Windows Components’, un-check the option ‘Internet Explorer Enhanced Security Configuration’.