Angular Library Route Module does not work when imported in application

Question

I need a help about an issue that I cannot solve. I\'m studying angular 7 library in order to add modularization to my application but module routes defined in library seems

Answer 1

Finally I founded a solution. I describe it below in order to help community. In this scenario we need to add "preserveSymlinks": true option in build sectionto main application angular.json, the one that imported external library by npm link command.

"architect": {
  "build": {
    "builder": "@angular-devkit/build-angular:browser",
    "options": {
      "preserveSymlinks": true,

Credits filipesilva on angular-cli issues

Hope this can help someone else in future.

Thanks

Answer 2

I have an angular 11 project and I fixed this error. I enabled enableIvy in angularCompilerOptions in the tsconfig.lib.prod.json and I have built with --prod.

  "angularCompilerOptions": {
    "enableIvy": true
  }