Please verify if the trainer and game version still match for the STEAM version of the game.
Do you have any scan exclusions created in your security software? Please exclude the trainer exe file (or the folder it resides in) and the - Work - folder in this location here -> C:\Users\YourWindowsUserName\Cheathappens\
If you don't know how to exclude files or folders, please visit our AV Notification page, pick your product and read or watch how it needs to be done. -> Link