安装vue-pdf

package.json

@@ -18,7 +18,7 @@
     "quill": "^1.3.7",
     "register-service-worker": "^1.7.2",
     "vue": "^2.6.14",
-    "vue-pdf": "^4.3.0",
+    "vue-pdf": "4.3.0",
     "vue-router": "^3.5.1",
     "vuex": "^3.6.2"
   },

yarn.lock

@@ -6687,7 +6687,7 @@ vue-loader@^17.0.0:
     hash-sum "^2.0.0"
     loader-utils "^2.0.0"
 
-vue-pdf@^4.3.0:
+vue-pdf@4.3.0:
   version "4.3.0"
   resolved "https://registry.npmmirror.com/vue-pdf/-/vue-pdf-4.3.0.tgz#d5f790ee7967e7b7aa9089b97b11ab168e19dbd0"
   integrity sha512-zd3lJj6CbtrawgaaDDciTDjkJMUKiLWtbEmBg5CvFn9Noe9oAO/GNy/fc5c59qGuFCJ14ibIV1baw4S07e5bSQ==