Symptoms
Temporary license key is shown as out of date in K2 .net 2003
Diagnoses
Temporary and evaluation keys set to expire after 2009 will not work due to a known issue K2 .net 2003 (please see http://help.k2.com/KB000510)
Resolution
Request the permanent license key from the portal using the license key request page (https://portal.k2.com/licensekey/Default.aspx), or you can download and install the hotfix mentioned in KB000510 (http://help.k2.com/KB000510)