You have to chance the compatibility in CSM.
Check compatibility modus and put it on windows xp.
Check competence level to implement the program as an administrator.
Click Apply and OK
Start CSM... and it should work now.
Marcus
GPGSL-3: VTR Driver, S4~S11 (2nd,
1st, 2nd, 2nd, 3th, 4th, 3th, 2nd)(Constructorstitel S7 & S9)
GPGSL-4: ONE Racing Driver, S8~S11 // TYRANT Racing Driver, S12:
1st, S13:13th, S14:
1st, S15:13th //
WREXHAM Motorsports Racing Driver S16: ?