CODE EXAMPLE FOR JAVASCRIPT

ngrx angular Cannot add property 0, object is not extensible

@NgModule({
  imports: [
  StoreModule.forRoot(reducers, {
    runtimeChecks: {
      strictStateImmutability: false,
      strictActionImmutability: false,
    },
  }),
 ],
})
export class AppModule {}

@ngrx/store ships with five (5) built-in runtime checks. Try disabled all checks