If you are using an ERP or 3rd party tool for product updates then please follow the below steps:

  1. Login into Magento admin panel
  2. For Magento 1
    Go to System → Configuration → Klevu → Search Configuration
    For Magento 2
    Go to Stores → Configuration → Klevu → Search Configuration
  3. Go to Developer Settings (the option is visible at “default config” level)
  4. Select “are using an ERP OR 3rd party tool for product updates” to “Yes”
  5. Click on Save button