Reactivates a license to get the latest server-side values such as a new expiry date, new features, etc.

This function should be used to avoid the ActivationCount being incremented with every re-activation of the same system. The ActivationCount is used to detect fraud attempts when cloning virtual machines.

void ReactivateLicense (string webServiceUrl,
                        string activationKey, 
                        string computerID, string computerName,
                        out string response)


webServiceUrlstringURL to the QLM License Server
activationKeystringthe license key to activate
computerIDstringthe unique computer identifier
computerNamestringthe name of the computer
responseout stringXML fragment containing the result of the call. The Xml fragment schema is as follows:

Response XML format

<?xml version='1.0' encoding='UTF-8'?>
<userCompany>My Company</userCompany>
<userFullName>John Smith</userFullName>
<userEmail>[email protected]</userEmail>

Example error response

<?xml version='1.0' encoding='UTF-8'?>
<error>Details about the error</error>


Use ParseResults to interpret the results of the call and load the returned data into an ILicenseInfo object.

ILicenseInfo li = new LicenseInfo();
string message = string.Empty;
if (lv.QlmLicenseObject.ParseResults(response, ref li, ref message))
  // The operation  was successful  
  // The operation failed