RangeError [EMBED_FIELD_VALUE] MessageEmbed field values must be non-empty strings.

//Original Embed    
const EmCarInfo = new MessageEmbed()
  .setTitle('title')
  .setDescription('Test Test 123')
  .addFields(
    { name: 'Field Value', value: `Some values ${test123}` },
  )

if (handling != undefined) {
  EmCarInfo.addFields(
    { name: 'test237', value: `Test 123 ${someOtherValue}` }
  )
}