Hi Friends,

In this blog i have added some Troubleshooting Articles which can help for Client level Diagnose

Proactive Threat Protection definitions will not update, showing "Waiting for updates" or initial install definitions
http://www.symantec.com/docs/TECH171458

PTP Services is not working in SEP
https://www-secure.symantec.com/connect/downloads/ptp-services-not-working-sep

Proactive Threat Protection in a Symantec Endpoint Protection client is disabled in client user interface and "Event ID 74 TruScan has generated an error: code 14: description: CAL Failure" shows in the Windows Application log
http://www.symantec.com/docs/TECH106159

 
Proactive Threat Protection is not enabled or is waiting for update
http://www.symantec.com/docs/TECH95919

 
Symantec Endpoint Protection error: PTS (or TruScan) has generated an error: code 11: description: Whitelist Failure
http://www.symantec.com/docs/TECH103825

Resolution of Error 10- The environment is incorrect
https://www-secure.symantec.com/connect/downloads/resolution-error-10-environment-incorrect

Unable to start SEP service , Error 1053: The service did not respond to start or control request in a timely fashion.
https://www-secure.symantec.com/connect/articles/unable-start-sep-service-error-1053-service-did-not-respond-start-or-control-request-timely

What to do when installing SEP 11.0 and see “Error 2318.File does not exist: C:\WINDOWS\inf\oem14.inf”
https://www-secure.symantec.com/connect/articles/what-do-when-installing-sep-110-and-see-error-2318file-does-not-exist-cwindowsinfoem14inf

SMC service will not start. Error 0x80070102

http://www.symantec.com/docs/TECH173484

The Symantec Management Client service is not able to start: Event IDs 1058, 1068, 7001

http://www.symantec.com/docs/TECH173628

Symantec Management Client service fails to start with Error : Management Client service can not start 0x8007042c .

http://www.symantec.com/docs/TECH161336

Symantec AntiVirus: "Error 1920". "The Service failed to start. Verify that you have sufficient privileges to start system services."

http://www.symantec.com/docs/TECH103676

SEP installation issue Error 1920 (SepMasterService) failed to start
http://www.symantec.com/docs/TECH187151

Support Tool Error: SRTSP Service
http://www.symantec.com/docs/TECH96029

Symantec Settings Manager will not start after an infection and the command prompt will not open
http://www.symantec.com/docs/TECH95522

Unable to start SEP service , Error 1053: The service did not respond to start or control request in a timely fashion.
http://www.symantec.com/docs/TECH138365

Error code returned: 0x8007042c
https://www-secure.symantec.com/connect/downloads/error-code-returned-0x8007042c

Runtime Error in Symantec Endpoint Protection (11.0)
https://www-secure.symantec.com/connect/downloads/runtime-error-symantec-endpoint-protection-110

Error: "0010, The environment is incorrect" or "Could not start the Symantec AntiVirus service on [server name]. The environment is incorrect."
http://www.symantec.com/docs/TECH100500

Hope these come helpful to others.

Thanks

Sumit G.