Replace the DLL files in c:\Program Files (x86)\SolarWinds\Orion\VoIP Monitor\ with the DLL files contained in this fix.
If you use Windows Server 2008, unblock each copied file by completing the following procedure: a. Right-click the file and select Properties. b. Navigate to the General tab. c. If there is a security warning, click Unblock. d. Click OK.
Start all SolarWinds services using the Orion Service Manager.