Required file to upload Only *.png files are allowed @if (testForm.controls['documents']?.errors) {
Error
    @if (testForm.controls['documents'].hasError('required')) {
  • Required!
    • } @if (testForm.controls['documents'].hasError('NxFileUploadFileTypeNotAccepted')) {
  • File {{testForm.controls['documents'].getError('NxFileUploadFileTypeNotAccepted').fileName | json}} can not be uploaded. This file type is not supported!
    • }
}