Fiserv Payment Demo

Complete Your Payment with PaymentJS

Payment Session Authorization Failed

Error: PaymentJS authorize-session failed: The remote server returned an error: (401) Unauthorized.. Response: {"fault":{"faultstring":"Invalid ApiKey for given resource","detail":{"errorcode":"oauth.v2.InvalidApiKeyForGivenResource"}}}

The payment form cannot be loaded at this time. Please check your PaymentJS configuration:

  • Verify your PaymentJS API Key and API Secret in fiserv.config
  • Verify your Store ID and Shared Secret
  • Ensure your API key is linked to your Store ID
  • Check that you're using the correct environment (cert/prod)

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