Update Atom to 1.12.2 to reproduce this error

[anandvip]

Update Atom to 1.12.2 to reproduce this error

Atom Version: 1.12.2
Electron Version: 1.3.6
System: Mac OS X 10.10.5
Thrown From: stacktrace package, v0.0.2

Stack Trace

Failed to load the stacktrace package

At error evaluating function `mix`: color2.toHSL is not a function in /Users/user/.atom/packages/stacktrace/styles/variables.less:8:31

LessError: error evaluating function `mix`: color2.toHSL is not a function
  at /Users/user/.atom/packages/stacktrace/styles/variables.less:8:31

Commands

Config

{
  "core": {
    "disabledPackages": [
      "autocomplete-angular-material",
      "mdl-snippets",
      "minimap-hide",
      "open-in-browser",
      "package-cop",
      "scope-inspector"
    ],
    "packagesWithKeymapsDisabled": [
      "terminal-plus"
    ],
    "telemetryConsent": "limited",
    "themes": [
      "atom-material-ui",
      "atom-gooey-syntax"
    ]
  }
}

Installed Packages

# User
.bin, vundefined (inactive)
activate-power-mode, v1.1.0 (inactive)
angularjs, v0.3.5 (inactive)
antialiased, v0.1.0 (inactive)
atom-alignment, v0.12.1 (inactive)
atom-beautify, v0.29.13 (inactive)
atom-gooey-syntax, v0.2.1 (inactive)
atom-jshint, v2.0.0 (inactive)
atom-lupa, v0.7.26 (inactive)
atom-material-syntax, v0.4.6 (inactive)
atom-material-ui, v1.3.6 (inactive)
atom-pair, v2.0.10 (inactive)
atom-prettify, v0.1.3 (inactive)
atom-runner, vundefined (inactive)
atom-ternjs, v0.16.1 (inactive)
atom-wrap-in-tag, v0.6.0 (inactive)
atomic-chrome, v0.3.0 (inactive)
autoclose-html, v0.23.0 (inactive)
autocomplete-angular-material, v0.4.0 (inactive)
autoprefixer, v3.3.0 (inactive)
browser-plus, v0.0.83 (inactive)
change-case, v0.6.3 (inactive)
color-picker, v2.2.3 (inactive)
git-control, v0.8.2 (inactive)
git-log, v0.4.1 (inactive)
git-plus, v5.25.1 (inactive)
git-time-machine, v1.5.4 (inactive)
js-refactor, v0.7.3 (inactive)
jsdoc-generator, v0.2.3 (inactive)
minimap, v4.25.6 (inactive)
minimap-cursorline, v0.2.0 (inactive)
minimap-git-diff, v4.3.1 (inactive)
minimap-hide, v0.3.0 (inactive)
minimap-highlight-selected, v4.4.0 (inactive)
minimap-linter, v1.6.0 (inactive)
open-in-browser, v0.4.7 (inactive)
open-in-browsers, v0.0.19 (inactive)
package-cop, v0.2.10 (inactive)
pigments, v0.37.0 (inactive)
pretty-json, v1.6.1 (inactive)
refactor, v0.10.0 (inactive)
regex-railroad-diagram, v0.16.0 (inactive)
sass-autocompile, v0.13.1 (inactive)
save-session, v0.15.7 (inactive)
scope-inspector, v1.0.1 (inactive)
script, v3.11.1 (inactive)
set-syntax, v0.3.2 (inactive)
stacktrace, v0.0.2 (inactive)
atom-dark-ui, v0.52.0 (inactive)
atom-light-syntax, v0.28.0 (inactive)
atom-light-ui, v0.45.0 (inactive)
base16-tomorrow-dark-theme, v1.3.0 (inactive)

# Dev
No dev packages