---
article_id: KB0404403
article_type: Support Note
component_ids:
  - SBN-AN-TX-INV
component_descriptions:
  - SAP Business Network for Procurement & Supply Chain > Transaction Documents > Transaction (Invoicing)
products:
  - SAP Business Network for Procurement and SAP Business Network for Supply Chain
personas:
  - Supplier
language: en
created: 2025-08-01
updated: 2025-08-02
source: Knowledge Base
url: https://support.ariba.com/item/view/KB0404403
connect_url: https://support.ariba.com/item/view/KB0404403?min=1
sap_for_me_url: https://me.sap.com/notes/KB0404403
---

# Why do I receive a PunchIn Error when creating a contract invoice?

## Symptom

When I try to create a contract invoice, I receive following PunchIn Error after selecting a customer: If you need assistance, contact the support with the Error Reference Number: ANERR-9000000000000000XXXXXXXXXX

## Cause

A PunchIn Error indicates an issue in your buyer's application.

## Resolution

[Contact your customer](https://support.ariba.com/item/view/KB0392552) to request the issue be resolved.

## Keywords

ANERR message,invoice failure