Failed to activate the atom-alignment package

[Fitmavincent]

[Enter steps to reproduce below:]

1. ...
2. ...

Atom Version: 1.5.4 System: Mac OS X 10.11.3 Thrown From: atom-alignment package, v0.12.1

Stack Trace

Failed to activate the atom-alignment package

At Cannot read property 'command' of undefined

TypeError: Cannot read property 'command' of undefined
  at Object.module.exports.activate (/Users/JuLIANG/.atom/packages/atom-alignment/lib/atom-alignment.coffee:6:13)
  at Package.module.exports.Package.activateNow (/Applications/Atom.app/Contents/Resources/app.asar/src/package.js:181:20)
  at /Applications/Atom.app/Contents/Resources/app.asar/src/package.js:155:32
  at Package.module.exports.Package.measure (/Applications/Atom.app/Contents/Resources/app.asar/src/package.js:92:15)
  at /Applications/Atom.app/Contents/Resources/app.asar/src/package.js:148:26
  at Package.module.exports.Package.activate (/Applications/Atom.app/Contents/Resources/app.asar/src/package.js:145:34)
  at PackageManager.module.exports.PackageManager.activatePackage (/Applications/Atom.app/Contents/Resources/app.asar/src/package-manager.js:526:21)
  at /Applications/Atom.app/Contents/Resources/app.asar/node_modules/settings-view/lib/package-manager.js:385:60
  at exit (/Applications/Atom.app/Contents/Resources/app.asar/node_modules/settings-view/lib/package-manager.js:73:16)
  at triggerExitCallback (/Applications/Atom.app/Contents/Resources/app.asar/src/buffered-process.js:213:47)
  at ChildProcess.<anonymous> (/Applications/Atom.app/Contents/Resources/app.asar/src/buffered-process.js:235:18)
  at emitTwo (events.js:87:13)
  at ChildProcess.emit (events.js:172:7)
  at Process.ChildProcess._handle.onexit (internal/child_process.js:200:12)

Commands

  2x -0:50.2.0 settings-view:check-for-package-updates (atom-workspace.workspace.scrollbars-visible-when-scrolling.theme-one-dark-syntax.theme-one-dark-ui)

Config

{
  "core": {}
}

Installed Packages

# User
atom-alignment, v0.12.1

# Dev
No dev packages