Uncaught TypeError: Cannot read property 'map' of undefined

[zenmancn]

[Enter steps to reproduce:]

1. ...
2. ...

Atom: 1.40.1 x64
Electron: 3.1.10
OS: Microsoft Windows 10 Pro N
Thrown From: markdown-writer package 2.11.9

Stack Trace

Uncaught TypeError: Cannot read property 'map' of undefined

At C:\Users\xiaxiaozheng\.atom\packages\markdown-writer\lib\views\manage-post-tags-view.coffee:14

TypeError: Cannot read property 'map' of undefined
    at /packages/markdown-writer/lib/views/manage-post-tags-view.coffee:14:24)
    at fire (/packages/markdown-writer/node_modules/jquery/dist/jquery.js:3099:30)
    at /packages/markdown-writer/node_modules/jquery/dist/jquery.js:3211:7)
    at done (/packages/markdown-writer/node_modules/jquery/dist/jquery.js:8264:14)
    at /packages/markdown-writer/node_modules/jquery/dist/jquery.js:8605:9)

Commands

     -1:46.5.0 markdown-writer:manage-post-tags (input.hidden-input)
     -0:21.6.0 core:cancel (input.hidden-input)

Non-Core Packages

atom-translator 0.3.0 
git-plus 8.7.1 
hexo-insert-image 4.0.0 
language-markdown 0.37.0 
markdown-preview-enhanced 0.16.3 
markdown-scroll-sync 2.1.2 
markdown-writer 2.11.9 
tool-bar 1.1.12 
tool-bar-markdown-writer 0.5.0 

[zenmancn]

I‘ve solved it.