Error Cs1501 No overload for method for 5.5.1, C#

Questions & Answers
1

Hi, do you know what should i change for this?

void Update()
{
followCharacter(null);
}
}

2

you’re trying to call followCharacter, of which there’s no version that can handle just one parameter. It’s either none or more, but you did not show it. Check the amount of parameters required.