yarn-error.log

Arguments: 
  C:\Program Files\nodejs\node.exe C:\Program Files (x86)\Yarn\bin\yarn.js add @tableau/extensions-api-sdk

PATH: 
  C:\oracle32\product\11.2.0\client_1\bin;C:\Program Files (x86)\Common Files\Oracle\Java\javapath;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;C:\Program Files\nodejs\;C:\Program Files\Git\cmd;C:\Program Files (x86)\Yarn\bin\;C:\Users\Peter Empey\AppData\Local\Microsoft\WindowsApps;C:\Users\Peter Empey\AppData\Local\Programs\Microsoft VS Code\bin;C:\Users\Peter Empey\AppData\Roaming\npm;C:\Users\Peter Empey\AppData\Local\Yarn\bin

Yarn version: 
  1.16.0

Node version: 
  10.15.3

Platform: 
  win32 x64

Trace: 
  Error: https://registry.yarnpkg.com/@tableau%2fextensions-api-sdk: Not found
      at Request.params.callback [as _callback] (C:\Program Files (x86)\Yarn\lib\cli.js:65200:18)
      at Request.self.callback (C:\Program Files (x86)\Yarn\lib\cli.js:129590:22)
      at Request.emit (events.js:189:13)
      at Request.<anonymous> (C:\Program Files (x86)\Yarn\lib\cli.js:130562:10)
      at Request.emit (events.js:189:13)
      at IncomingMessage.<anonymous> (C:\Program Files (x86)\Yarn\lib\cli.js:130484:12)
      at Object.onceWrapper (events.js:277:13)
      at IncomingMessage.emit (events.js:194:15)
      at endReadableNT (_stream_readable.js:1125:12)
      at process._tickCallback (internal/process/next_tick.js:63:19)

npm manifest: 
  {
    "name": "learning",
    "version": "1",
    "main": "index.js",
    "repository": "https://github.com/pempey/tableau-extenson-tutorial",
    "author": "Peter Empey <empey.peter@gmail.com>",
    "license": "none",
    "dependencies": {
      "bootstrap": "^4.3.1",
      "jquery": "^3.4.1"
    }
  }

yarn manifest: 
  No manifest

Lockfile: 
  # THIS IS AN AUTOGENERATED FILE. DO NOT EDIT THIS FILE DIRECTLY.
  # yarn lockfile v1
  
  
  bootstrap@^4.3.1:
    version "4.3.1"
    resolved "https://registry.yarnpkg.com/bootstrap/-/bootstrap-4.3.1.tgz#280ca8f610504d99d7b6b4bfc4b68cec601704ac"
    integrity sha512-rXqOmH1VilAt2DyPzluTi2blhk17bO7ef+zLLPlWvG494pDxcM234pJ8wTc/6R40UWizAIIMgxjvxZg5kmsbag==
  
  jquery@^3.4.1:
    version "3.4.1"
    resolved "https://registry.yarnpkg.com/jquery/-/jquery-3.4.1.tgz#714f1f8d9dde4bdfa55764ba37ef214630d80ef2"
    integrity sha512-36+AdBzCL+y6qjw5Tx7HgzeGCzC81MDDgaUP8ld2zhx58HdqXGoBd+tHdrBMiyjGQs0Hxs/MLZTu/eHNJJuWPw==