If you install both Symantec Endpoint Protection (SEP) and ESCORT into a system the system will hang randomly.
There are interoperability issues here with Reason Core Security (ESCORT) on the stack with SEP.
Details are as below.
Deadlock or Hang results
Installing both SEP and ESCORT (Reason core Security anti-malware security software) on the same system is not recommended.
The following method can be used as a workaround.