输入npm run build打包后提示如下

0 info it worked if it ends with ok

1 verbose cli [

1 verbose cli   'D:\\nodejs\\node.exe',

1 verbose cli   'D:\\nodejs\\node_modules\\npm\\bin\\npm-cli.js',

1 verbose cli   'run',

1 verbose cli   'build'

1 verbose cli ]

2 info using npm@6.14.16

3 info using node@v14.19.1

4 verbose run-script [ 'prebuild', 'build', 'postbuild' ]

5 info lifecycle iview-admin-pro-template@2.0.0~prebuild: iview-admin-pro-template@2.0.0

6 info lifecycle iview-admin-pro-template@2.0.0~build: iview-admin-pro-template@2.0.0

7 verbose lifecycle iview-admin-pro-template@2.0.0~build: unsafe-perm in lifecycle true

8 verbose lifecycle iview-admin-pro-template@2.0.0~build: PATH: D:\nodejs\node_modules\npm\node_modules\npm-lifecycle\node-gyp-bin;D:\wwwroot\prosp8vip\admin\node_modules\.bin;C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\;C:\WINDOWS\System32\OpenSSH\;D:\nodejs\;D:\nodejs\node_global;;D:\微信web开发者工具\dll;C:\Users\Z\AppData\Local\Microsoft\WindowsApps;D:\Microsoft VS Code\bin;C:\Users\Z\AppData\Roaming\npm

9 verbose lifecycle iview-admin-pro-template@2.0.0~build: CWD: D:\wwwroot\prosp8vip\admin

10 silly lifecycle iview-admin-pro-template@2.0.0~build: Args: [ '/d /s /c', 'vue-cli-service build --mode=production' ]

11 silly lifecycle iview-admin-pro-template@2.0.0~build: Returned: code: 1  signal: null

12 info lifecycle iview-admin-pro-template@2.0.0~build: Failed to exec build script

13 verbose stack Error: iview-admin-pro-template@2.0.0 build: `vue-cli-service build --mode=production`

13 verbose stack Exit status 1

13 verbose stack     at EventEmitter.<anonymous> (D:\nodejs\node_modules\npm\node_modules\npm-lifecycle\index.js:332:16)

13 verbose stack     at EventEmitter.emit (events.js:400:28)

13 verbose stack     at ChildProcess.<anonymous> (D:\nodejs\node_modules\npm\node_modules\npm-lifecycle\lib\spawn.js:55:14)

13 verbose stack     at ChildProcess.emit (events.js:400:28)

13 verbose stack     at maybeClose (internal/child_process.js:1058:16)

13 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:293:5)

14 verbose pkgid iview-admin-pro-template@2.0.0

15 verbose cwd D:\wwwroot\prosp8vip\admin

16 verbose Windows_NT 10.0.19045

17 verbose argv "D:\\nodejs\\node.exe" "D:\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "run" "build"

18 verbose node v14.19.1

19 verbose npm  v6.14.16

20 error code ELIFECYCLE

21 error errno 1

22 error iview-admin-pro-template@2.0.0 build: `vue-cli-service build --mode=production`

22 error Exit status 1

23 error Failed at the iview-admin-pro-template@2.0.0 build script.

23 error This is probably not a problem with npm. There is likely additional logging output above.

24 verbose exit [ 1, true ]

请问是什么原因