additional loader to handle the result of these loaders.

[sureshreddygovindu]

our application is working fine before, getting below error after rerun npm install, any idea?

ERROR in ./node_modules/pvutils/build/utils.es.js 12:29
Module parse failed: Unexpected token (12:29)
File was processed with these loaders:

• ./node_modules/@angular-devkit/build-optimizer/src/build-optimizer/webpack-loader.js
  You may need an additional loader to handle the result of these loaders.

[sureshreddygovindu]

`Angular CLI: 8.3.29
Node: 12.14.1
OS: darwin x64
Angular: 8.2.14
... animations, common, compiler, compiler-cli, core, forms
... language-service, platform-browser, platform-browser-dynamic
... router

Package Version

@angular-devkit/architect 0.803.29
@angular-devkit/build-angular 0.803.29
@angular-devkit/build-optimizer 0.803.29
@angular-devkit/build-webpack 0.803.29
@angular-devkit/core 8.3.29
@angular-devkit/schematics 8.3.29
@angular/cdk 8.2.3
@angular/cli 8.3.29
@angular/http 7.2.16
@angular/material 8.2.3
@ngtools/webpack 8.3.29
@schematics/angular 8.3.29
@schematics/update 0.803.29
rxjs 6.6.7
typescript 3.5.3
webpack 4.39.2`

[microshine]

Please try pvutils@1.1.3.

The problem was in the ?? operator that is not supported in NodeJS v12.