请问这是怎么回事

[lwgpshit]

Unhandled rejection ReferenceError: C:\Users\ttt\Desktop\HEXXX\themes\xoxo\layout\post.ejs:28
26|
27| /

28| 阅读耗时 <%=readingTime(page.content, '分钟') %>
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30|
31|

readingTime is not defined
at eval (C:\Users\ttt\Desktop\HEXXX\themes\xoxo\layout\post.ejs:32:7)
at post (D:\网站\node_modules\ejs\lib\ejs.js:682:17)
at viewFn._compiled (D:\网站\node_modules\hexo\lib\theme\view.js:136:48)
at viewFn.View.render (D:\网站\node_modules\hexo\lib\theme\view.js:41:15)
at D:\网站\node_modules\hexo\lib\hexo\index.js:61:21
at tryCatcher (D:\网站\node_modules\bluebird\js\release\util.js:16:23)
at D:\网站\node_modules\bluebird\js\release\method.js:15:34
at RouteStream._read (D:\网站\node_modules\hexo\lib\hexo\router.js:126:3)
at RouteStream.Readable.read (stream_readable.js:459:10)
at resume (_stream_readable.js:948:12)
at processTicksAndRejections (internal/process/task_queues.js:84:21)

点阅读全文的时候出现的

[♫♨ ฏ๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎๎]

Unhandled rejection ReferenceError: C:\Users\ttt\Desktop\HEXXX\themes\xoxo\layout\post.ejs:28
26|
27| /

28| 阅读耗时 <%=readingTime(page.content, '分钟') %>
29|
30|
31|

readingTime is not defined
at eval (C:\Users\ttt\Desktop\HEXXX\themes\xoxo\layout\post.ejs:32:7)
at post (D:\网站\node_modules\ejs\lib\ejs.js:682:17)
at viewFn._compiled (D:\网站\node_modules\hexo\lib\theme\view.js:136:48)
at viewFn.View.render (D:\网站\node_modules\hexo\lib\theme\view.js:41:15)
at D:\网站\node_modules\hexo\lib\hexo\index.js:61:21
at tryCatcher (D:\网站\node_modules\bluebird\js\release\util.js:16:23)
at D:\网站\node_modules\bluebird\js\release\method.js:15:34
at RouteStream._read (D:\网站\node_modules\hexo\lib\hexo\router.js:126:3)
at RouteStream.Readable.read (stream_readable.js:459:10) at resume (_stream_readable.js:948:12)
at processTicksAndRejections (internal/process/task_queues.js:84:21)

点阅读全文的时候出现的

readingTime 安装一下依赖