Почему не включается антивирус Касперского?

Microsoft.Practices.Prism.Modularity.ModuleInitializeException: An exception occurred while initializing module 'GeneratedRegistrationsModule'.

• The exception message was: Could not load file or assembly 'System.Transactions, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' or one of its dependencies. Index not found. (Exception from HRESULT: 0x80131124)
• The Assembly that the module was trying to be loaded from was:KasperskyLab.Kis.UI.GeneratedRegistrations, Version=15.0.1.415, Culture=neutral, PublicKeyToken=null

Check the InnerException property of the exception for more information. If the exception occurred while creating an object in a DI container, you can exception.GetRootException() to help locate the root cause of the problem.

---> System.BadImageFormatException: Could not load file or assembly 'System.Transactions, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' or one of its dependencies. Index not found. (Exception from HRESULT: 0x80131124)

at KasperskyLab.Kis.UI.GeneratedRegistrations.GeneratedRegistrationsContainer.Regis­ter(IUnityContainer container)

at KasperskyLab.Kis.UI.GeneratedRegistrations.GeneratedRegistrationsModule.Initiali­ze()

at Microsoft.Practices.Prism.Modularity.ModuleInitializer.Initialize(ModuleInfo moduleInfo)

--- End of inner exception stack trace ---