The tutorial is about Data Execution Prevention (DEP).
Note: For Riva installations that use the Novell Windows client and Novell GroupWise client, Data Execution Prevention (DEP) should be disabled.
Open a Command Prompt using Run as Administrator and use the commands for enabling or disable the DEP
Enable Data Execution Prevention (DEP) completely:
1 | C:\Windows\system32>bcdedit.exe /set nx AlwaysOn |
Disable Data Execution Prevention (DEP) completely:
1 | C:\Windows\system32>bcdedit.exe /set nx AlwaysOff |
Restart the Windows system.