项目昨天打开ok，今天打开后修改了代码，然后就报JSON语法错误(如何解决？)：
Error: Uuid Loader: Parse asset [ res/import/8b/8ba7e4e5-bb10-4466-b5e7-fca51ef99183.json ] failed : SyntaxError: Unexpected end of JSON input
cocos2d-js-for-preview.js:6668
at JSON.parse ()
at Loader.loadUuid (http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:21723:21)
at Loader.116.Loader.handle (http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:20875:23)
at flow (http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:21351:27)
at http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:21359:20
at http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:20741:23
at XMLHttpRequest.xhr.onload (http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:21539:73)
at Loader.loadUuid (http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:21725:16)
at Loader.116.Loader.handle (http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:20875:23)
at flow (http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:21351:27)
at http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:21359:20
at http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:20741:23
at XMLHttpRequest.xhr.onload (http://localhost:7456/app/engine/bin/cocos2d-js-for-preview.js:21539:73)
(删除library后重进又OK)，是直接使用vs code调试