diff --git a/src/main/resources/static/components/plugins/sysFilePreview/PdfIndex.vue b/src/main/resources/static/components/plugins/sysFilePreview/PdfIndex.vue
index 4457897..d624945 100644
--- a/src/main/resources/static/components/plugins/sysFilePreview/PdfIndex.vue
+++ b/src/main/resources/static/components/plugins/sysFilePreview/PdfIndex.vue
@@ -32,10 +32,15 @@ module.exports = {
     methods: {
         init() {
             try {
+              debugger
                 const parser = new DOMParser();
                 const doc = parser.parseFromString(this.content, 'text/html');
                 const link = doc.querySelector('a');
                 const href = link.getAttribute('href');
+                if(!href) {
+                  this.pdf = false
+                  return
+                }
                 this.$nextTick(() => {
                     this.pdfObj = new Pdfh5('#pdf-container', {
                         pdfurl: href,