yarn-error.log

Arguments: 
  C:\Program Files\nodejs\node.exe C:\Program Files (x86)\Yarn\bin\yarn.js docs:dev

PATH: 
  C:\Program Files\Git\mingw64\bin;C:\Program Files\Git\usr\bin;C:\Users\Administrator\bin;C:\Ruby25-x64\bin;C:\ProgramData\Boxstarter;C:\Windows\system32;C:\Windows;C:\Windows\System32\Wbem;C:\Windows\System32\WindowsPowerShell\v1.0;C:\Program Files (x86)\NVIDIA Corporation\PhysX\Common;C:\ProgramData\chocolatey\bin;C:\Program Files\MongoDB\Server\3.4\bin;C:\Program Files\NVIDIA Corporation\NVIDIA NvDLISR;C:\Program Files\PuTTY;C:\Program Files\Redis;C:\Program Files\nodejs;C:\Program Files (x86)\Yarn\bin;D:\cmder;C:\Program Files\PowerShell\6;C:\Users\Administrator\AppData\Roaming\npm;D:\MavenWorkSpace\apache-maven-3.6.1\bin;C:\Program Files\Java\jdk1.8.0_191\bin;C:\Program Files\Java\jdk1.8.0_191\jre\bin;D:\Apache\apache-tomcat-7.0.94\bin;D:\Apache\apache-tomcat-7.0.94\lib;C:\Program Files\MySQL\MySQL Server 8.0\bin;C:\Program Files\MySQL\MySQL Shell 8.0\bin;C:\Users\Administrator\AppData\Local\Programs\Microsoft VS Code\bin

Yarn version: 
  1.15.2

Node version: 
  10.15.3

Platform: 
  win32 x64

Trace: 
  SyntaxError: D:\VueWorkSpace\vue-press\vue-press-learn-001\package.json: Unexpected string in JSON at position 56
      at JSON.parse (<anonymous>)
      at C:\Program Files (x86)\Yarn\lib\cli.js:1625:59
      at Generator.next (<anonymous>)
      at step (C:\Program Files (x86)\Yarn\lib\cli.js:304:30)
      at C:\Program Files (x86)\Yarn\lib\cli.js:315:13

npm manifest: 
  {
    "devDependencies": {
      "vuepress": "^1.0.1"
  	}
  	
  	"scripts": {
  		"docs:dev":"vuepress dev docs",
  		"docs:build":"vuepress build docs"
  	}
  }

yarn manifest: 
  No manifest

Lockfile: 
  No lockfile