Go to Start | Programs | Quest Software | Litespeed for SQL Server | License Registration.
Litespeed License Key dialogue does not open. Application event viewer log shows;
.Net Runtime 2.0 Error
EventType clr20r3, P1 licenseinfoui.exe, P2 6.1.1.1011, P3 4d066317, P4 licenseinfoui, P5 6.1.1.1011, P6 4d066317, P7 18, P8 1f, P9 system.io.filenotfoundexception, P10 NIL.
LicenseInfoUI.exe is attempting to use .NET 2.0 framework to lunch the wizard which is not supported.
Workaround 1:
Uninstall Litespeed console from Add or Remove and then reinstall it.