How To Fix PT026 - Document type & is not of the document class "ALF"

SAP Error Message - Details

• Message type: E = Error

• Message class: PT - Messages for ABAP print functions

• Message number: 026

• Message text: Document type & is not of the document class "ALF"

What causes this issue?

ABAP lists are only accepted by many archives, if they have the document
class "ALF".

System Response

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

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PT026 - Document type & is not of the document class "ALF" ?

  The SAP error message PT026 indicates that the document type specified is not associated with the document class "ALF" (which typically stands for "ALF Document"). This error usually arises in the context of document management or when working with document types in SAP.
  Cause:
  
  Incorrect Document Type: The document type you are trying to use is not configured to be part of the ALF document class.
  Configuration Issues: There may be a misconfiguration in the document management system (DMS) settings or in the document type settings.
  Authorization Issues: The user may not have the necessary authorizations to access or create documents of the specified type.
  Data Entry Error: There might be a typographical error in the document type being entered.
  
  Solution:
  
  
  Check Document Type Configuration:
  
  Go to the configuration settings for document types in SAP (transaction code OAC2 or similar).
  Verify that the document type you are using is correctly assigned to the ALF document class.
  
  
  
  Review Document Class Settings:
  
  Ensure that the document class "ALF" is properly configured and that it includes the document type you are trying to use.
  
  
  
  User Authorizations:
  
  Check the user roles and authorizations to ensure that the user has the necessary permissions to work with the specified document type.
  
  
  
  Correct Data Entry:
  
  Double-check the document type entered in the transaction to ensure there are no typographical errors.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources for more detailed information on document types and classes.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OAC2 (for document type configuration) and OAC3 (for document class configuration).
  SAP Notes: Look for SAP Notes related to document management and error PT026 for any patches or updates that may address the issue.
  Training and Documentation: Ensure that users are trained on the correct procedures for document management in SAP to minimize errors.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution.