Ionic g page problem

Hello! I am trying in Ionic2 generate page, but see error …

Error: ENOENT: no such file or directory, scandir ‘D:\tmp\ionic2\myProgect\node_
modules\ionic-angular\templates\page’
at Error (native)
at Object.fs.readdirSync (fs.js:808:18)
at getTemplatesInDir (C:\Users\anton\AppData\Roaming\npm\node_modules\ionic
node_modules@ionic\app-generators\index.js:23931:65)
at Generator.renderAndWriteTemplates (C:\Users\anton\AppData\Roaming\npm\nod
e_modules\ionic\node_modules@ionic\app-generators\index.js:25309:116)
at C:\Users\anton\AppData\Roaming\npm\node_modules\ionic\node_modules@ionic
\app-generators\index.js:25304:26

Help please. Why this problem happened ?

same here
Im having exactly the same problem , could you solve it?