CST设置probe-E-filed(Farfiled)

请问大神CST里设置probe，观察E-filed(Farfiled），出现Farfield probe "E-field (Farfield) (Z; -0.376 7.991 1)" is not considered in the time domain calculation because it is enclosed by the farfield integration surface报错，这是什么原因?

英文翻译一遍?