Uncaught TypeError: Cannot read property 'getDecorations' of undefined

[Arnoldnuo]

[Enter steps to reproduce:]

1. 通过atom-tree 打开多个文件
2. 把右侧打开的文件都关闭

Atom: 1.18.0 x64
Electron: 1.3.15
OS: Mac OS X 10.12.5
Thrown From: atom-fecs package 0.2.1

Stack Trace

Uncaught TypeError: Cannot read property 'getDecorations' of undefined

At /Users/linuo/.atom/packages/atom-fecs/index.js:83

TypeError: Cannot read property 'getDecorations' of undefined
    at Object.keys.forEach.key (/packages/atom-fecs/index.js:83:17)
    at Array.forEach (native)
    at clearAllDecorators (/packages/atom-fecs/index.js:81:10)
    at Stream.fecs.check (/packages/atom-fecs/index.js:91:9)
    at Stream.g (events.js:286:16)
    at emitMany (events.js:127:13)
    at Stream.emit (events.js:201:7)
    at /packages/atom-fecs/node_modules/fecs/lib/reporter/index.js:164:18)
    at emitNone (events.js:86:13)
    at Stream.emit (events.js:185:7)
    at end (/packages/atom-fecs/node_modules/map-stream/index.js:116:39)
    at Stream.stream.end (/packages/atom-fecs/node_modules/map-stream/index.js:122:5)
    at Stream.onend (stream.js:59:10)
    at emitNone (events.js:91:20)
    at Stream.emit (events.js:185:7)
    at end (/packages/atom-fecs/node_modules/map-stream/index.js:116:39)
    at Stream.stream.end (/packages/atom-fecs/node_modules/map-stream/index.js:122:5)
    at Stream.onend (stream.js:59:10)
    at emitNone (events.js:91:20)
    at Stream.emit (events.js:185:7)
    at end (/packages/atom-fecs/node_modules/map-stream/index.js:116:39)
    at Stream.stream.end (/packages/atom-fecs/node_modules/map-stream/index.js:122:5)
    at Stream.onend (stream.js:59:10)
    at emitNone (events.js:91:20)
    at Stream.emit (events.js:185:7)
    at end (/packages/atom-fecs/node_modules/map-stream/index.js:116:39)
    at Stream.stream.end (/packages/atom-fecs/node_modules/map-stream/index.js:122:5)
    at Stream.onend (stream.js:59:10)
    at emitNone (events.js:91:20)
    at Stream.emit (events.js:185:7)
    at end (/packages/atom-fecs/node_modules/map-stream/index.js:116:39)
    at Stream.stream.end (/packages/atom-fecs/node_modules/map-stream/index.js:122:5)
    at Stream.onend (stream.js:59:10)
    at emitNone (events.js:91:20)
    at Stream.emit (events.js:185:7)
    at end (/packages/atom-fecs/node_modules/map-stream/index.js:116:39)
    at Stream.stream.end (/packages/atom-fecs/node_modules/map-stream/index.js:122:5)
    at DestroyableTransform.onend (/packages/atom-fecs/node_modules/readable-stream/lib/_stream_readable.js:567:10)
    at DestroyableTransform.g (events.js:286:16)
    at emitNone (events.js:91:20)
    at DestroyableTransform.emit (events.js:185:7)
    at endReadableNT (/packages/atom-fecs/node_modules/readable-stream/lib/_stream_readable.js:989:12)
    at _combinedTickCallback (internal/process/next_tick.js:74:11)
    at process._tickCallback (internal/process/next_tick.js:98:9)

Commands

  2x -0:15.6.0 core:backspace (input.hidden-input)
     -0:14.1.0 vim-mode-plus:activate-normal-mode (input.hidden-input)
     -0:13.3.0 atom-beautify:beautify-editor (input.hidden-input)
     -0:12.9.0 vim-mode-plus:move-down (input.hidden-input)
     -0:12.6.0 vim-mode-plus:move-up (input.hidden-input)
     -0:12.3.0 vim-mode-plus-ex-mode:open (input.hidden-input)
     -0:12.1.0 core:confirm (input.hidden-input)
  3x -0:11.6.0 vim-mode-plus:move-down (input.hidden-input)
  2x -0:10.7.0 vim-mode-plus:move-up (input.hidden-input)
     -0:09.9.0 vim-mode-plus-ex-mode:open (input.hidden-input)
     -0:09.4.0 core:confirm (input.hidden-input)
     -0:08.4.0 tree-view:toggle-focus (atom-workspace.workspace.scrollbars-visible-when-scrolling.theme-dracula-theme.theme-one-dark-ui)
  3x -0:08.3.0 core:move-up (div.tool-panel.tree-view)
     -0:07.7.0 tree-view:open-selected-entry (div.tool-panel.tree-view)
     -0:07.5.0 core:move-down (div.tool-panel.tree-view)
     -0:07.2.0 tree-view:open-selected-entry (div.tool-panel.tree-view)

Non-Core Packages

atom-beautify 0.30.3 
atom-fecs 0.2.1 
atom-typescript 11.0.6 
busy-signal 1.4.3 
dracula-syntax 2.0.5 
dracula-theme 2.0.3 
intentions 1.1.2 
language-vue 0.23.0 
linter 2.2.0 
linter-ui-default 1.6.2 
vim-mode-plus 0.93.0 
vim-mode-plus-ex-mode 0.9.1