The variable capacitor in Simscape doesn't take vector or function

Hi everyone, I'm trying to make a circuit in Simscape, i need to make a variable capacitance which takes a function from the workspace, but it give me the error in the picture, any help, please?

Answer 1

[Sabin]

Having a function is fine but the output of the function should be scalar not a vector. If the function provides several values perhaps the circuit needs to be updated to include several capacitors.