Uncaught TypeError: Cannot read property 'external' of undefined

[marvitalex]

[Enter steps to reproduce below:]

1. ...
2. ...

Atom Version: 1.7.4
System: Unknown Windows Version
Thrown From: linter-markdown package, v1.5.1

Stack Trace

Uncaught TypeError: Cannot read property 'external' of undefined

At /C:/Users/MVA/.atom/packages/linter-markdown/lib/index.js:113

TypeError: Cannot read property 'external' of undefined
    at C:/Users/MVA/.atom/packages/linter-markdown/lib/index.js:119:36
    at handleLocalConfiguration (C:\Users\MVA\.atom\packages\linter-markdown\node_modules\remark\lib\cli\configuration.js:316:9)
    at C:\Users\MVA\.atom\packages\linter-markdown\node_modules\remark\lib\cli\configuration.js:233:9
    at C:\Users\MVA\.atom\packages\linter-markdown\node_modules\remark\node_modules\vfile-find-up\index.js:207:17
    at FSReqWrap.oncomplete (fs.js:82:15)

Commands

     -5:14.1.0 atom-beautify:beautify-editor (atom-text-editor.editor.is-focused)
     -5:10.4.0 core:save (atom-text-editor.editor.is-focused)
  2x -2:58.8.0 bracket-matcher:go-to-matching-bracket (atom-text-editor.editor.is-focused)
     -2:45.7.0 bracket-matcher:select-inside-brackets (atom-text-editor.editor.is-focused)
     -2:41.8.0 bracket-matcher:go-to-matching-bracket (atom-text-editor.editor.is-focused)
     -2:36.5.0 bracket-matcher:close-tag (atom-text-editor.editor.is-focused)
     -2:25.3.0 command-palette:toggle (atom-text-editor.editor.is-focused)
     -2:17.3.0 dev-live-reload:reload-all (atom-text-editor.editor.is-focused)
     -2:06.4.0 gist-it:gist-current-file (atom-text-editor.editor.is-focused)
  8x -1:52.7.0 git-time-machine:toggle (atom-text-editor.editor.is-focused)
     -1:01.6.0 gulp-control:toggle (atom-text-editor.editor.is-focused)
     -0:16.4.0 markdown-writer:publish-draft (atom-text-editor.editor.is-focused)
     -0:02.8.0 markdown-preview-plus:toggle (atom-workspace.workspace.scrollbars-visible-always.seti-ui-no-icons.theme-one-dark-syntax.theme-one-dark-ui)

Config

{
  "core": {
    "disabledPackages": [
      "Remote-FTP",
      "preview-plus",
      "markdown-preview",
      "atomic-emacs",
      "emmet",
      "git-plus",
      "language-gfm"
    ],
    "packagesWithKeymapsDisabled": []
  }
}

Installed Packages

# User
atom-beautify, v0.29.7
atom-html-preview, v0.1.19
atomic-chrome, v0.3.0
browser-plus, v0.0.60
build, v0.63.0
color-picker, v2.1.1
file-icons, v1.7.12
gist-it, v0.9.1
git-log, v0.4.1
git-time-machine, v1.5.3
gulp-control, v0.4.5
language-gherkin-i18n, v1.3.4
language-haml, v0.24.0
language-markdown, v0.13.0
language-SCSS, v0.4.0
language-stylus, v0.2.0
linter, v1.11.4
linter-markdown, v1.5.1
livestyle-atom, v0.1.3
markdown-preview-plus, v2.4.0
markdown-preview-plus-opener, v0.2.0
markdown-scroll-sync, v2.1.2
markdown-writer, v2.3.3
minimap, v4.24.2
node-debugger, v1.7.0
nodejs-snippets, v2.0.0
pigments, v0.27.1
text-manipulation, v0.6.0

# Dev
No dev packages