How To Fix OB204 - Missing mandatory parameters for reading reference document

OB204 - Overview

• Message type: E = Error

• Message class: OB - IS-OIL Downstream TDP messages

• Message number: 204

• Message text: Missing mandatory parameters for reading reference document

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 OB204 - Missing mandatory parameters for reading reference document ?

  The SAP error message OB204, "Missing mandatory parameters for reading reference document," typically occurs in the context of financial transactions, particularly when dealing with document references in the SAP system. This error indicates that certain required parameters or fields are not filled in or are missing when trying to read or process a reference document.
  Causes:
  
  Incomplete Data Entry: The user may not have filled in all the mandatory fields required for the transaction.
  
  Configuration Issues: There may be issues with the configuration of the document types or the settings in the financial module.
  Missing Reference Document: The reference document that is being referred to may not exist or may not be accessible due to authorization issues.
  Custom Development: If there are custom programs or enhancements, they may not be handling the required parameters correctly.
  
  Solutions:
  
  Check Mandatory Fields: Review the transaction screen to ensure that all mandatory fields are filled in correctly. Look for any fields