Uncaught Error: write UNKNOWN

[Enter steps to reproduce:]

1. ...
2. ...

**Atom**: 1.49.0 x64
**Electron**: 5.0.13
**OS**: Microsoft Windows 10 Pro
**Thrown From**: [pigments](https://github.com/abe33/atom-pigments) package 0.40.2

### Stack Trace

Uncaught Error: write UNKNOWN

```
At events.js:171

Error: write UNKNOWN
at ChildProcess.target._send (internal/child_process.js:777:20)
at ChildProcess.target.send (internal/child_process.js:649:19)
at Task.send (~/AppData/Local/atom/app-1.49.0/resources/app/static/:14:43629)
at Task.start (~/AppData/Local/atom/app-1.49.0/resources/app/static/:14:43461)
at Function.Task.once (~/AppData/Local/atom/app-1.49.0/resources/app/static/:14:42559)
at /packages/pigments/lib/color-buffer.coffee:425:20
at new Promise ()
at ColorBuffer.module.exports.ColorBuffer.scanBufferForColors (/packages/pigments/lib/color-buffer.coffee:424:5)
at ColorBuffer.module.exports.ColorBuffer.initialize (/packages/pigments/lib/color-buffer.coffee:97:27)
at /packages/pigments/lib/color-buffer.coffee:83:6)
at ColorProject.module.exports.ColorProject.colorBufferForEditor (/packages/pigments/lib/color-project.coffee:284:51)
at /packages/pigments/lib/color-project.coffee:258:17
at ~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:428865
at Function.simpleDispatch (~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:1201500)
at Emitter.emit (~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:1202941)
at ~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:426968
at Function.simpleDispatch (~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:1201500)
at Emitter.emit (~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:1202941)
at PaneContainer.didAddPaneItem (~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:447104)
at Pane.addItem (~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:459515)
at Pane.activateItem (~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:458378)
at Workspace.open (~/AppData/Local/atom/app-1.49.0/resources/app/static/:11:432092)
```

### Commands

```
```

### Non-Core Packages

```
ask-stack 2.2.0
atom-beautify 0.33.4
atom-css-comb 3.5.1
atom-file-icons 0.7.1
atom-html-preview 0.2.6
atom-live-server 2.3.0
busy-signal 2.0.1
emmet 2.4.3
file-type-icons 1.3.4
highlight-selected 0.17.0
intentions 1.1.5
linter 2.3.1
linter-jscs 4.2.4
linter-jshint 3.1.19
linter-ui-default 1.8.1
minimap 4.29.9
minimap-pigments 0.2.2
pigments 0.40.2
teletype 0.13.4
todo 0.6.0
```