目录下面的文件已经打开在编辑器，没有修改过，然后我把一个目录（databaseGuide）右键删除了，发现被删除的文件里面，最后一个（databaseGuide.js）无法关闭，只能重启IDE了。

调试控制台可以看到错误：

Uncaught (in promise) Error: ENOENT: no such file or directory, open ‘D:\prj\miniprogram\pages\databaseGuide\databaseGuide.js’

    at Object.fs.openSync (fs.js:652:18)

    at Object.fs.readFileSync (fs.js:553:33)

    at FileUtils.getFile (C:\Users\me\AppData\Roaming\Tencent\微信web开发者工具\package.nw\js\8e2026561e71ea67df211489b756510c.js:277:41)

    at W.onReqGetFile (C:\Users\me\AppData\Roaming\Tencent\微信web开发者工具\package.nw\js\efaddce19b790978e16990920754b000.js:1:24270)

    at W.onEditorMessage (C:\Users\me\AppData\Roaming\Tencent\微信web开发者工具\package.nw\js\efaddce19b790978e16990920754b000.js:1:8609)

    at c.forEach (C:\Users\me\AppData\Roaming\Tencent\微信web开发者工具\package.nw\js\214c25062f31e2cad941b3ec069db1fe.js:1:560)

    at Array.forEach (<anonymous>)

    at EditorMessager.onMessage (C:\me\asboo\AppData\Roaming\Tencent\微信web开发者工具\package.nw\js\214c25062f31e2cad941b3ec069db1fe.js:1:546)

    at handlers.forEach (C:\Users\me\AppData\Roaming\Tencent\微信web开发者工具\package.nw\js\ff946754202ecf377034d29daac7c8d9.js:108:7)

    at Array.forEach (<anonymous>)