COBCH1678 Two parameters have same external name `param1`

The external names of two parameters specified in PROCEDURE DIVISION USING signature are the same. .

This situation can arise when both parameters share the same COBOL name, except that one is prefixed with the '#' character.

In the following example, change one of the parameter names in the signature.

class-id MyClass.
method-id MyMethod.
 procedure division using by value p1 as binary-long #p1 as binary-long.
end method.
end class.