TypeError: "exports" is read-only about vue-pdf HOT 5 CLOSED

TypeError: "exports" is read-only[Learn More]  app.js%20line%201219%20%3E%20eval:306:2
	<anonymous> http://localhost:8080/app.js%20line%201219%20%3E%20eval:306:2
	<anonymous> http://localhost:8080/app.js%20line%201219%20%3E%20eval:1:29
	<anonymous> http://localhost:8080/app.js:1219:1
	__webpack_require__ http://localhost:8080/app.js:687:12
	fn http://localhost:8080/app.js:106:20
	<anonymous> http://localhost:8080/app.js%20line%201646%20%3E%20eval:7:3
	<anonymous> http://localhost:8080/app.js:1646:1
	__webpack_require__ http://localhost:8080/app.js:687:12
	fn http://localhost:8080/app.js:106:20
	<anonymous> http://localhost:8080/app.js%20line%201232%20%3E%20eval:10:66
	<anonymous> http://localhost:8080/app.js:1232:1
	__webpack_require__ http://localhost:8080/app.js:687:12
	fn http://localhost:8080/app.js:106:20
	<anonymous> http://localhost:8080/app.js%20line%201658%20%3E%20eval:7:3
	<anonymous> http://localhost:8080/app.js:1658:1
	__webpack_require__ http://localhost:8080/app.js:687:12
	fn http://localhost:8080/app.js:106:20
	<anonymous> http://localhost:8080/app.js%20line%201185%20%3E%20eval:12:63
	<anonymous> http://localhost:8080/app.js:1185:1
	__webpack_require__ http://localhost:8080/app.js:687:12
	fn http://localhost:8080/app.js:106:20
	<anonymous> http://localhost:8080/app.js:1845:18
	__webpack_require__ http://localhost:8080/app.js:687:12
	<anonymous> http://localhost:8080/app.js:784:18
	<anonymous> http://localhost:8080/app.js:1:11