can't install natjs

[wangyuanfen]

Fetching plugin "nat-communication" via npm
Installing "nat-communication@0.1.7" for android
Android Studio project detected
ANDROID_HOME=C:\Users\Administrator.PC-201706051836\AppData\Local\Android\sdk
JAVA_HOME=D:\JAVA\jdk
Failed to install 'nat-communication':Error
at Object.module.exports.check_gradle (E:\nodejs\node_global\node_modules\weexpack\lib\src\platforms\android_pack\lib\check_reqs.js:90:25)
at GradleBuilder.prepEnv (E:\nodejs\node_global\node_modules\weexpack\lib\src\platforms\android_pack\lib\builders\GradleBuilder.js:175:23)
at Api.module.exports.runClean (E:\nodejs\node_global\node_modules\weexpack\lib\src\platforms\android_pack\lib\build.js:133:20)
at E:\nodejs\node_global\node_modules\weexpack\lib\src\platforms\android_pack\Api.js:395:50
at _fulfilled (E:\nodejs\node_global\node_modules\weexpack\node_modules\q\q.js:787:54)
at self.promiseDispatch.done (E:\nodejs\node_global\node_modules\weexpack\node_modules\q\q.js:816:30)
at Promise.promise.promiseDispatch (E:\nodejs\node_global\node_modules\weexpack\node_modules\q\q.js:749:13)
at E:\nodejs\node_global\node_modules\weexpack\node_modules\q\q.js:557:44
at flush (E:\nodejs\node_global\node_modules\weexpack\node_modules\q\q.js:108:17)
at _combinedTickCallback (internal/process/next_tick.js:131:7)
Error: Could not find gradle wrapper within Android SDK. Might need to update your Android SDK.
Looked here: C:\Users\Administrator.PC-201706051836\AppData\Local\Android\sdk\tools\templates\gradle\wrapper

[acathur]

Check issue #6 / #10