wing构建报错，有谁知道解决办法吗？

events.js:160
throw er; // Unhandled 'error' event
^
Error: spawn C:\Program Files (x86)\Egret\EgretLauncher\resources\app\engine\win\node.exe ENOENT
at exports._errnoException (util.js:1008:11)
at Process.ChildProcess._handle.onexit (internal/child_process.js:182:32)
at onErrorNT (internal/child_process.js:348:16)
at _combinedTickCallback (internal/process/next_tick.js:74:11)
at process._tickCallback (internal/process/next_tick.js:98:9)
网上找了很多，都没有解决的。。。。。。求有缘人解答啊。
node是最新的。