CC Doesn't Work with Acc

Hello, I installed CC but when I run it with Assetto corsa competizione I hear nothing.
In the console I have this message.
Someone helped me?
14:20:49.123 : Initialising...
14:22:06.307 : Initialised Assetto Corsa Competizione shared memory
14:22:26.677 : Error mapping game data: Exception of type 'CrewChiefV4.ValidationException' was thrown., at CrewChiefV4.AdditionalDataProvider.validate(String str) in C:\projects\crewchief_c_sharp\CrewChiefV4\CrewChie fV4\AdditionalDataProvider.cs:line 20
at CrewChiefV4.ACC.ACCGameStateMapper.mapToGameStateD ata(Object memoryMappedFileStruct, GameStateData previousGameState) in C:\projects\crewchief_c_sharp\CrewChiefV4\CrewChie fV4\ACC\ACCGameStateMapper.cs:line 252
at CrewChiefV4.CrewChief.Run(String filenameToRun, Boolean dumpToFile) in C:\projects\crewchief_c_sharp\CrewChiefV4\CrewChie fV4\CrewChief.cs:line 644