Невозможно запустить угловое приложение

Я установил node и npm в свой локальный и @angular cli v6.1.1. и создал имя приложения с помощью ANGULAR6. затем попробуйте запустить приложение, но я получаю сообщение об ошибке.

PS C:\Users\762739\Desktop\Local _test_Files\Angular\ANGULAR6> ng serve
** Angular Live Development Server is listening on localhost:4200, open your browser on http://localhost:4200/ **
       10% building modules 6/6 modules 0 activei ｢wds｣: Project is running at http://localhost:4200/
i ｢wds｣: webpack output is served from /
i ｢wds｣: Content not from webpack is served from C:\Users\762739\Desktop\Local _test_Files\Angular\ANGULAR6
i ｢wds｣: 404s will fallback to //index.html
Date: 2019-05-29T12:03:00.535Z
Hash: 39bd7e13701cafb5c814
Time: 2887ms
chunk {main} main.js, main.js.map (main) 344 kB [entry] [rendered]
chunk {polyfills} polyfills.js, polyfills.js.map (polyfills) 344 kB [entry] [rendered]
chunk {runtime} runtime.js, runtime.js.map (runtime) 5.22 kB [entry] [rendered]
chunk {styles} styles.js, styles.js.map (styles) 359 kB [entry] [rendered]
chunk {vendor} vendor.js, vendor.js.map (vendor) 10.2 kB [initial] [rendered]

ERROR in node_modules/rxjs/internal/types.d.ts(81,44): error TS1005: ';' expected.
node_modules/rxjs/internal/types.d.ts(81,74): error TS1005: ';' expected.
node_modules/rxjs/internal/types.d.ts(81,77): error TS1109: Expression expected.
node_modules/rxjs/internal/types.d.ts(82,52): error TS1005: ';' expected.
node_modules/rxjs/internal/types.d.ts(82,88): error TS1005: ';' expected.
node_modules/rxjs/internal/types.d.ts(82,92): error TS1109: Expression expected.