sync-settings: Uncaught TypeError: Path must be a string. Received [Function]

[Enter steps to reproduce below:]

1. Install/configure
2. Run Backup

Only happens when updating Packages. Unchecking the ‘Sync Packages’ and it works.

Atom Version: 1.12.7 Electron Version: 1.3.13 System: Mac OS X 10.12.2 Thrown From: sync-settings package, v0.8.1

Stack Trace

Uncaught TypeError: Path must be a string. Received [Function]

At path.js:7

TypeError: Path must be a string. Received [Function]
    at assertPath (path.js:7:11)
    at Object.join (path.js:1213:7)
    at PackageManager.module.exports.PackageManager.resolvePackagePath (/Applications/Atom.app/Contents/Resources/app.asar/src/package-manager.js:146:26)
    at Object._getAvailablePackageMetadataWithoutDuplicates (/Users/thomas/.atom/packages/sync-settings/lib/sync-settings.coffee:203:32)
    at Object.getPackages (/Users/thomas/.atom/packages/sync-settings/lib/sync-settings.coffee:190:5)
    at Object.backup (/Users/thomas/.atom/packages/sync-settings/lib/sync-settings.coffee:145:57)
    at atom-workspace.<anonymous> (/Users/thomas/.atom/packages/sync-settings/lib/sync-settings.coffee:28:10)
    at CommandRegistry.module.exports.CommandRegistry.handleCommandEvent (/Applications/Atom.app/Contents/Resources/app.asar/src/command-registry.js:259:29)
    at CommandRegistry.handleCommandEvent (/Applications/Atom.app/Contents/Resources/app.asar/src/command-registry.js:3:59)
    at CommandRegistry.module.exports.CommandRegistry.dispatch (/Applications/Atom.app/Contents/Resources/app.asar/src/command-registry.js:160:19)
    at HTMLAnchorElement.onDidClick (/Users/thomas/.atom/packages/sync-settings/lib/sync-settings.coffee:107:25)
    at HTMLAnchorElement.<anonymous> (/Applications/Atom.app/Contents/Resources/app.asar/node_modules/notifications/lib/notification-element.js:137:42)

Commands

     -0:00.0 sync-settings:backup (atom-workspace.workspace.scrollbars-visible-when-scrolling.theme-one-light-syntax.theme-atom-light-ui)

Config

{
  "core": {
    "disabledPackages": [
      "wordcount"
    ],
    "telemetryConsent": "no",
    "themes": [
      "atom-light-ui",
      "one-light-syntax"
    ]
  },
  "sync-settings": {
    "gistId": "<REMOVED>",
    "personalAccessToken": "<REMOVED>"
  }
}

Installed Packages

# User
atom-beautify, v0.29.15 (inactive)
git-time-machine, v1.5.4 (inactive)
highlight-selected, v0.11.2 (active)
language-vbscript, v0.7.0 (active)
line-ending-converter, v1.3.2 (active)
linter, v1.11.18 (active)
linter-pep8, v1.3.2 (active)
permute, v0.1.1 (active)
sort-lines, v0.14.0 (inactive)
Sublime-Style-Column-Selection, v1.7.2 (active)
sync-settings, v0.8.1 (active)
tabs-to-spaces, v1.0.3 (active)
todo-show, v1.8.0 (inactive)
wordcount, v2.10.2 (inactive)
atom-dark-syntax, v0.27.0 (inactive)
atom-dark-ui, v0.52.0 (inactive)
atom-light-syntax, v0.28.0 (inactive)
atom-light-ui, v0.45.0 (active)
base16-tomorrow-dark-theme, v1.3.0 (inactive)
base16-tomorrow-light-theme, v1.3.0 (inactive)
one-dark-ui, v1.6.2 (inactive)
one-light-ui, v1.6.2 (inactive)
one-dark-syntax, v1.5.0 (inactive)
one-light-syntax, v1.5.0 (active)
solarized-dark-syntax, v1.0.5 (inactive)
solarized-light-syntax, v1.0.5 (inactive)
about, v1.7.0 (active)
archive-view, v0.62.0 (active)
autocomplete-atom-api, v0.10.0 (active)
autocomplete-css, v0.13.1 (active)
autocomplete-html, v0.7.2 (active)
autocomplete-plus, v2.31.4 (active)
autocomplete-snippets, v1.11.0 (active)
autoflow, v0.27.0 (inactive)
autosave, v0.23.1 (active)
background-tips, v0.26.1 (active)
bookmarks, v0.42.0 (active)
bracket-matcher, v0.82.2 (active)
command-palette, v0.39.0 (inactive)
deprecation-cop, v0.54.1 (active)
dev-live-reload, v0.47.0 (active)
encoding-selector, v0.22.0 (active)
exception-reporting, v0.40.0 (active)
find-and-replace, v0.202.2 (inactive)
fuzzy-finder, v1.4.0 (active)
git-diff, v1.1.0 (active)
go-to-line, v0.31.0 (inactive)
grammar-selector, v0.48.2 (active)
image-view, v0.60.0 (active)
incompatible-packages, v0.26.1 (active)
keybinding-resolver, v0.35.0 (active)
line-ending-selector, v0.5.0 (active)
link, v0.31.2 (inactive)
markdown-preview, v0.158.8 (active)
metrics, v1.1.2 (active)
notifications, v0.65.1 (active)
open-on-github, v1.2.1 (inactive)
package-generator, v1.0.1 (inactive)
settings-view, v0.243.1 (active)
snippets, v1.0.4 (active)
spell-check, v0.68.4 (active)
status-bar, v1.4.1 (active)
styleguide, v0.47.2 (active)
symbols-view, v0.113.1 (inactive)
tabs, v0.103.0 (active)
timecop, v0.33.2 (active)
tree-view, v0.210.0 (active)
update-package-dependencies, v0.10.0 (active)
welcome, v0.35.1 (active)
whitespace, v0.35.0 (active)
wrap-guide, v0.38.2 (active)
language-c, v0.54.0 (active)
language-clojure, v0.22.1 (active)
language-coffee-script, v0.48.0 (active)
language-csharp, v0.13.0 (active)
language-css, v0.40.1 (active)
language-gfm, v0.88.0 (active)
language-git, v0.15.0 (active)
language-go, v0.43.0 (active)
language-html, v0.47.1 (active)
language-hyperlink, v0.16.1 (active)
language-java, v0.24.0 (active)
language-javascript, v0.122.0 (active)
language-json, v0.18.3 (active)
language-less, v0.29.6 (active)
language-make, v0.22.2 (active)
language-mustache, v0.13.0 (active)
language-objective-c, v0.15.1 (active)
language-perl, v0.37.0 (active)
language-php, v0.37.3 (active)
language-property-list, v0.8.0 (active)
language-python, v0.45.1 (active)
language-ruby, v0.70.2 (active)
language-ruby-on-rails, v0.25.1 (active)
language-sass, v0.57.0 (active)
language-shellscript, v0.23.0 (active)
language-source, v0.9.0 (active)
language-sql, v0.25.0 (active)
language-text, v0.7.1 (active)
language-todo, v0.29.1 (active)
language-toml, v0.18.1 (active)
language-xml, v0.34.12 (active)
language-yaml, v0.27.1 (active)

# Dev
No dev packages