bug

[JoseRFJuniorLLMs]

dev@dev-x:/Documentos/mean-stack-angular6-crud-example$ sudo rm -r node_modules/
dev@dev-x:/Documentos/mean-stack-angular6-crud-example$ yarn install
yarn install v1.7.0
[1/4] Resolving packages...
[2/4] Fetching packages...
info [email protected]: The platform "linux" is incompatible with this module.
info "[email protected]" is an optional dependency and failed compatibility check. Excluding it from installation.
[3/4] Linking dependencies...
warning "@angular-devkit/build-angular > @ngtools/[email protected]" has incorrect peer dependency "typescript@~2.4.0 || ~2.5.0 || ~2.6.0 || 2.7.0".
warning " > @angular/[email protected]" has incorrect peer dependency "typescript@>=2.7.2 <2.8".
warning "@angular/compiler-cli > [email protected]" has incorrect peer dependency "typescript@>=2.4.2 <2.9".
[4/4] Building fresh packages...
Done in 108.50s.
dev@dev-x:/Documentos/mean-stack-angular6-crud-example$ ng serve

@angular/[email protected] requires typescript@'>=2.7.0 <2.8.0' but 2.9.2 was found instead.
Using this version can result in undefined behaviour and difficult to debug problems.

Please run the following command to install a compatible version of TypeScript.

npm install typescript@'>=2.7.0 <2.8.0'

To disable this warning run "ng config cli.warnings.typescriptMismatch false".

** Angular Live Development Server is listening on localhost:4200, open your browser on http://localhost:4200/ **

Date: 2018-07-01T08:55:45.534Z
Hash: 8fc7405462ea13a05a5e
Time: 13732ms
chunk {main} main.js, main.js.map (main) 1.96 kB [initial] [rendered]
chunk {polyfills} polyfills.js, polyfills.js.map (polyfills) 699 bytes [initial] [rendered]
chunk {runtime} runtime.js, runtime.js.map (runtime) 5.22 kB [entry] [rendered]
chunk {styles} styles.js, styles.js.map (styles) 74.7 kB [initial] [rendered]
chunk {vendor} vendor.js, vendor.js.map (vendor) 325 kB [initial] [rendered]

ERROR in The Angular Compiler requires TypeScript >=2.7.2 and <2.8.0 but 2.9.2 was found instead.
ℹ ｢wdm｣: Failed to compile.