Submit a ticketCall us

Looking to compare latest NPM features with previous versions of NPM?
The NPM new feature summary offers a comparison of new features and improvements offered with this release.


Home > Success Center > Web Help Desk (WHD) > WHD license activation failed

WHD license activation failed


An error message occurred when activating the WHD license:

We're sorry, an unexpected error occurred:

java.lang.SecurityException: Could not open windows registry nodeSoftware\JavaSoft\Prefs\com\nec\jp\dianascope\prefs at root 0x80000002: Access denied


All WHD versions


This error message occurs when the WebHelpDesk Service could not open the Windows Preferences (prefs) registry due to lack of permission. The service should be running using the Local System Account to access the registry node ..\HKEY_LOCAL_MACHINE\SOFTWARE\JavaSoft\Prefs\com\solarwinds\licensing\gen2.


  1. Open the Web Help Desk Service (Run > services.msc).
  2. Right-click Web Help Desk, go to Properties > Log On.
  3. Change the Web Help Desk Service log on as: Local System account.


Last modified
18:58, 6 Mar 2017