It’s been happening for a while, I wonder if any of you guys know why this happens?

So I keep getting errors like these: Error 2 Cannot implicitly convert type 'System.Collections.Generic.IEnumerable<char>' to 'char' Which makes no sense. How can you not convert char to char? Or string to string? Does anyone know what these errors actually mean? I usually just make the variables like they want me to make them, so: System.Collections.Generic.IEnumerable<char> […]