今天上午打包是正常，下午打包时报这样的错误是什么原因？

Question

Error: Build failed with errors.
Error: Build failed with errors.

at E:\workspace\cmweb\CMDraw\konvaproject\node_modules\@vue\cli-service\lib\commands\build\index.js:207:23
at E:\workspace\cmweb\CMDraw\konvaproject\node_modules\webpack\lib\webpack.js:148:8
at E:\workspace\cmweb\CMDraw\konvaproject\node_modules\webpack\lib\HookWebpackError.js:68:3
at Hook.eval [as callAsync] (eval at create (E:\workspace\cmweb\CMDraw\konvaproject\node_modules\tapable\lib\HookCodeFactory.js:33:10), <anonymous>:6:1)       
at Hook.CALL_ASYNC_DELEGATE [as _callAsync] (E:\workspace\cmweb\CMDraw\konvaproject\node_modules\tapable\lib\Hook.js:18:14)
at Cache.shutdown (E:\workspace\cmweb\CMDraw\konvaproject\node_modules\webpack\lib\Cache.js:150:23)
at E:\workspace\cmweb\CMDraw\konvaproject\node_modules\webpack\lib\Compiler.js:1225:15
at Hook.eval [as callAsync] (eval at create (E:\workspace\cmweb\CMDraw\konvaproject\node_modules\tapable\lib\HookCodeFactory.js:33:10), <anonymous>:6:1)       
at Hook.CALL_ASYNC_DELEGATE [as _callAsync] (E:\workspace\cmweb\CMDraw\konvaproject\node_modules\tapable\lib\Hook.js:18:14)
at Compiler.close (E:\workspace\cmweb\CMDraw\konvaproject\node_modules\webpack\lib\Compiler.js:1218:23)

• 终端进程“C:\windows\System32\WindowsPowerShell\v1.0\powershell.exe -Command npm run build:development.Hisense”已终止，退出代码: 1。
• 终端将被任务重用，按任意键关闭。

Answer 1

是我的.scss文件里不能写这种注释，如： // 菜单，可以写/*菜单/

Answer 2

是不是内存不够了,修改下增加下运行内存限制。

"scripts": {
  "build": "NODE_OPTIONS=--max-old-space-size=4096 vue-cli-service build"
}