How To Fix WRF_WSUBST007 - Purchase order document type &1 not allowed; purchase order &2

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_WSUBST - Article Substitution: Messages Central Determination Logic

• Message number: 007

• Message text: Purchase order document type &1 not allowed; purchase order &2

What causes this issue?

The document type for the purchase order is not defined in the
Customizing settings of <ZK>Allowed Document Types for Material
Substitution per Application</>.

System Response

The system will not create a substitution proposal.

How to fix this error?

If applicable, enter the document type in the Customizing activity
<DS:SIMG.WRF_SUBST_002>Allowed Document Types for Material Substitution
per Application</>.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_WSUBST007 - Purchase order document type &1 not allowed; purchase order &2 ?

  The SAP error message WRF_WSUBST007 indicates that a specific purchase order document type is not allowed for the purchase order in question. This error typically arises in the context of the SAP system's handling of purchasing documents, particularly when there are restrictions or configurations that prevent the use of certain document types.
  Cause:
  
  Document Type Configuration: The document type for the purchase order may not be configured correctly in the system. This could be due to settings in the purchasing organization or the document type itself.
  Authorization Issues: The user may not have the necessary authorizations to create or process the purchase order with the specified document type.
  Business Rules: There may be business rules or conditions set in the system that restrict the use of certain document types based on specific criteria (e.g., vendor, material, or purchasing group).
  Customizations: Custom developments or enhancements in the SAP system may impose additional restrictions on document types.
  
  Solution:
  
  
  Check Document Type Configuration:
  
  Go to the configuration settings for document types in the SAP system (Transaction Code: SPRO).
  Navigate to Materials Management > Purchasing > Purchase Order > Define Document Types.
  Ensure that the document type in question is correctly configured and allowed for the relevant purchasing organization.
  
  
  
  Review User Authorizations:
  
  Check the user roles and authorizations to ensure that the user has the necessary permissions to create or process the purchase order with the specified document type.
  
  
  
  Examine Business Rules:
  
  Review any business rules or conditions that may restrict the use of the document type. This may involve checking configuration settings or consulting with the business process owners.
  
  
  
  Consult with Technical Team:
  
  If there are custom developments or enhancements, consult with the technical team to understand if any custom logic is affecting the document type usage.
  
  
  
  Testing:
  
  After making any changes, perform testing to ensure that the issue is resolved and that the purchase order can be processed with the intended document type.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as ME21N (Create Purchase Order), ME22N (Change Purchase Order), and ME23N (Display Purchase Order) for testing purposes.
  SAP Notes: Check for any SAP Notes related to this error message for additional insights or patches that may address the issue.
  Documentation: Review SAP documentation on purchasing processes and document types for a better understanding of how they interact within the system.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or your internal SAP team for further investigation.