After upgrading from 11.2 to 11.5.1 version of Spotlight the following error appears:
"LicenseService - Reading the License failed : com.quest.adk.ADKException: License decryption failed : com.quest.adk.ADKException: Failed to parse XML:QKT failed with error System.IO.FileNotFoundException: Could not load file or assembly 'System.Core, Version=3.5.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' or one of its dependencies. The system cannot find the file specified.File name: 'System.Core, Version=3.5.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' at OOPCollectorCore.EncryptorBase.Encrypt(String clearText) at QuestKeyTool.QuestKeyTool.WriteXMLToConsole() at QuestKeyTool.Program.Main(String[] args)WRN: Assembly binding logging is turned OFF.To enable assembly bind failure logging, set the registry value [HKLM\Software\Microsoft\Fusion!EnableLog] (DWORD) to 1.Note: There is some performance penalty associated with assembly bind failure logging.To turn this feature off, remove the registry value [HKLM\Software\Microsoft\Fusion!EnableLog]. : Error on line 1: Content is not allowed in prolog.
com.quest.adk.ADKException: License decryption failed : com.quest.adk.ADKException: Failed to parse XML:QKT failed with error System.IO.FileNotFoundException: Could not load file or assembly 'System.Core, Version=3.5.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' or one of its dependencies. The system cannot find the file specified.File name: 'System.Core, Version=3.5.0.0, Culture=neutral..."