How To Fix VK20020 - Program error: Document number not assigned

SAP Error Message - Details

• Message type: E = Error

• Message class: VK20 - Messages for Reporting

• Message number: 020

• Message text: Program error: Document number not assigned

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message VK20020 - Program error: Document number not assigned ?

  The SAP error message VK20020, which states "Program error: Document number not assigned," typically occurs in the context of pricing or billing documents in SAP. This error indicates that the system is unable to find or assign a document number for a pricing document, which can disrupt processes such as sales order processing, billing, or invoice generation.
  Causes:
  
  Missing Document Number Assignment: The system may not have a valid number range assigned for the document type you are working with.
  Configuration Issues: There may be issues in the configuration of the pricing procedure or document types in the SAP system.
  Database Issues: There could be inconsistencies or corruption in the database that prevent the system from retrieving or assigning document numbers.
  User Authorizations: The user may not have the necessary authorizations to create or modify documents, leading to this error.
  Custom Code Issues: If there are custom enhancements or modifications in the pricing logic, they may be causing the error.
  
  Solutions:
  
  
  Check Number Ranges:
  
  Go to transaction code SNRO (Number Range Objects) and check the number range settings for the relevant document type. Ensure that the number range is defined and active.
  If necessary, create or adjust the number range to ensure that it can assign document numbers.
  
  
  
  Review Configuration:
  
  Use transaction code SPRO to access the configuration settings. Navigate to the relevant areas for pricing and billing to ensure that all settings are correctly configured.
  Check the pricing procedure and document types to ensure they are set up correctly.
  
  
  
  Database Consistency Check:
  
  Perform a database consistency check to identify any issues. You can use transaction code SE11 to check the database tables related to pricing documents.
  If inconsistencies are found, you may need to consult with your SAP Basis team to resolve them.
  
  
  
  User Authorizations:
  
  Verify that the user encountering the error has the necessary authorizations to create or modify the relevant documents. This can be checked in transaction code SU01.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the program to identify the exact point of failure. This may require the assistance of an ABAP developer.
  
  
  
  SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as VK11 (Create Condition), VK12 (Change Condition), and VK13 (Display Condition) for pricing conditions.
  Documentation: Review SAP documentation related to pricing and billing processes to ensure compliance with best practices.
  Support: If the issue cannot be resolved internally, consider reaching out to SAP support for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the VK20020 error in your SAP system.