Compiler Error C0023

Message: '<operator>' needs at least '<number of operands>' operands.

Possible error cause: Too few operands are assigned to an operator.

Error correction: Assign the required number of operands to the operator.

Example of the error:

PROGRAM MAIN
VAR
i : INT;
END_VAR

i := MUX(30,40);

Message:

C0023: 'MUX' needs at least '3' operands.

Error correction:

i := MUX(30,40,50);