Uncaught ReferenceError: swiper is not defined at <anonymous>:1:1

Uncaught ReferenceError: swiper is not defined at :1:1

혹시 이 에러는 어떻게 해결해야 할까요??

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$(document).ready(function(){

//아래 소스는 오토슬라이드, 페이드효과   var swiper = new Swiper('.swiper-container-main', {   speed: 1000,   /*페이드의 duration*/   spaceBetween: 0,   effect: 'fade', //메인 화면의 전환 효과설정입니다. fade와 scroll 둘중에 선택해주세요

  loop: true,   autoplay: {     delay: 500, //메인 화면의 fadein되는 초입니다. 1000 = 1초입니다.     disableOnInteraction: false,   },   pagination: {     el: '.swiper-pagination-main',     clickable: true,   },   navigation: {     nextEl: '.swiper-button-next-main',     prevEl: '.swiper-button-prev-main',   }, });

//아래 소스는 오토슬라이드, 페이드효과   var swiper2 = new Swiper('.swiper-container-topbanner', {   speed: 1000,   /*페이드의 duration*/   spaceBetween: 0,   effect: 'slide', //메인 화면의 전환 효과설정입니다. fade와 scroll 둘중에 선택해주세요   centeredSlides: true,   loop: true,   autoplay: {     delay: 500, //메인 화면의 fadein되는 초입니다. 1000 = 1초입니다.     disableOnInteraction: false,   } });

var galleryTop = new Swiper('.gallery-top', {   slidesPerView: 2,   spaceBetween: 10,   // init: false,   navigation: {     nextEl: '.swiper-button-next-detail',     prevEl: '.swiper-button-prev-detail',   },   breakpoints: {     640: {       slidesPerView: 1,       spaceBetween: 10,     },     768: {       slidesPerView: 2,       spaceBetween: 10,     },     1024: {       slidesPerView: 2,       spaceBetween: 10,     },

  } });

var swiper3 = new Swiper('.swiper-container2', {   slidesPerView: 5,   spaceBetween: 0,   // init: false,   navigation: {     nextEl: '.swiper-button-next2',     prevEl: '.swiper-button-prev2',   },   autoplay: {     delay: 500 ,     disableOnInteraction: false,   },   speed: 1000,

  slidesPerGroup: 1,   loop: true,   loopFillGroupWithBlank: true,   breakpoints: {     300: {       slidesPerView: 2,       spaceBetween: 10,     },       640: {       slidesPerView: 2,       spaceBetween: 10,     },     900: {       slidesPerView: 3,       spaceBetween: 10,     },     1100: {       slidesPerView: 5,       spaceBetween: 10,     },

  } });

var swiper4 = new Swiper('.swiper-container4', {   slidesPerView: 4,   spaceBetween: 10,   // init: false,   navigation: {     nextEl: '.swiper-button-next4',     prevEl: '.swiper-button-prev4',   },   /*autoplay: {     delay: 500,     disableOnInteraction: false,   },*/   speed: 1400,

  slidesPerGroup: 1,   loop: false,   loopFillGroupWithBlank: true,   breakpoints: {     640: {       slidesPerView: 2,       spaceBetween: 10,     },     900: {       slidesPerView: 4,       spaceBetween: 10,     },     1100: {       slidesPerView: 4,       spaceBetween: 10,     },

  } });

var swiper5 = new Swiper('.swiper-container-recommend', {   slidesPerView: 5,   spaceBetween: 0,   // init: false,   navigation: {     nextEl: '.swiper-button-next-recommend',     prevEl: '.swiper-button-prev-recommend',   },   autoplay: {     delay: 500,     disableOnInteraction: false,   },   speed: 1000,

  slidesPerGroup: 1,   loop: true,   loopFillGroupWithBlank: true,   breakpoints: {     300: {       slidesPerView: 2,       spaceBetween: 10,     },       640: {       slidesPerView: 2,       spaceBetween: 10,     },     900: {       slidesPerView: 3,       spaceBetween: 10,     },     1100: {       slidesPerView: 5,       spaceBetween: 10,     },

  } });

});