How To Fix CZ291 - Retention doc type must differ from doc type and bill reduction doc type

CZ291 - Overview

• Message type: E = Error

• Message class: CZ - Customizing messages

• Message number: 291

• Message text: Retention doc type must differ from doc type and bill reduction doc type

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CZ291 - Retention doc type must differ from doc type and bill reduction doc type ?

  The SAP error message CZ291 indicates that there is a configuration issue related to document types in the context of retention documents and billing reduction documents. This error typically arises when the retention document type is not set up correctly in relation to the document type and the billing reduction document type.
  
  Cause:
  
  Configuration Issue: The retention document type is configured to be the same as the document type or the billing reduction document type, which is not allowed.
  Document Type Settings: The settings in the SAP system for the document types may not be aligned correctly, leading to this error.
  Customizing Settings: The customizing settings for the billing and retention processes may not have been properly defined.
  
  
  Solution:
  
  
  Check Document Type Configuration:
  
  Go to the SAP Customizing Implementation Guide (SPRO).
  Navigate to the relevant section for billing and retention document types.
  Ensure that the retention document type is different from both the document type and the billing reduction