vue报错：Module parse failed: Unexpected token (5:2) You may need an appropriate loader to handle this file type.

ERROR  Failed to compile with 1 errors                                                                                                        10:09:02
 
error  in ./node_modules/axios/lib/platform/index.js
 
Module parse failed: Unexpected token (5:2)
You may need an appropriate loader to handle this file type.
| 
| export default {
|   ...utils,
|   ...platform
| }
 
 @ ./node_modules/axios/lib/defaults/index.js 8:0-44
 @ ./node_modules/axios/lib/axios.js
 @ ./node_modules/axios/index.js
 @ ./src/main.js
 @ multi (webpack)-dev-server/client?http://localhost:8080 webpack/hot/dev-server ./src/main.js