WARNING in ./node_modules/@progress/kendo-angular-inputs/dist/es/slider/slider.component.js
338:13-32 "export 'isDocumentAvailable' was not found in './utils'
WARNING in ./node_modules/@progress/kendo-angular-inputs/dist/es/slider/slider.component.js
466:13-32 "export 'isDocumentAvailable' was not found in './utils'