Hi,
Make sure you are runnng latest cleanwipe on system,
Please check with this.
Start - Run
type smc -stop ( If it prompts for password; navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Symantec Endpoint Protection\SMC, delete the smcexit key and then type smc -stop)
Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Symantec\Symantec Endpoint Protection\SMC
look for smcinstdata key; delete it.
How to uninstall Symantec Endpoint Protection (SEP) client silently using the command line'Document ID:
http://www.symantec.com/business/support/index?page=content&id=TECH105827&locale=en_US
Uninstall Symantec Endpoint Protection Without a Password
http://helpdeskgeek.com/help-desk/uninstall-symantec-endpoint-protection-without-a-password/