How To Fix KH181 - Mandatory field & was not set (Program error)

SAP Error Message - Details

• Message type: E = Error

• Message class: KH - CO-PA Reporting

• Message number: 181

• Message text: Mandatory field & was not set (Program error)

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 KH181 - Mandatory field & was not set (Program error) ?

  The SAP error message KH181, which states "Mandatory field & was not set (Program error)," typically occurs in the context of SAP Controlling (CO) or when dealing with cost center accounting, internal orders, or other related modules. This error indicates that a required field has not been populated, which is necessary for the system to process the transaction or report correctly.
  Cause:
  
  Missing Mandatory Fields: The most common cause of this error is that a mandatory field, which is required for the transaction or report, has not been filled in. This could be due to user oversight or a system configuration issue.
  Custom Development: If there are custom programs or enhancements in place, they may not be handling certain fields correctly, leading to this error.
  Data Inconsistencies: Inconsistent or incomplete master data (like cost centers, internal orders, etc.) can also trigger this error.
  Configuration Issues: Incorrect configuration in the controlling module or related areas can lead to mandatory fields not being recognized or set.
  
  Solution:
  
  Identify the Missing Field: Check the error message for the specific field that is indicated as missing. The error message will usually specify which mandatory field is not set.
  Fill in the Required Field: Once you identify the missing field, ensure that it is filled in correctly. This may involve going back to the transaction or report and entering the necessary information.
  Review Custom Code: If the error is occurring in a custom program, review the code to ensure that all mandatory fields are being populated correctly.
  Check Master Data: Ensure that all relevant master data is complete and accurate. This includes checking cost centers, internal orders, and any other related entities.
  Configuration Review: If the issue persists, review the configuration settings in the controlling module to ensure that all mandatory fields are correctly defined and that there are no inconsistencies.
  Consult Documentation: Refer to SAP documentation or notes related to the specific transaction or module you are working with for additional guidance.
  
  Related Information:
  
  Transaction Codes: Depending on where the error occurs, you may be using transaction codes like KSB1 (Cost Centers: Actual Line Items), KO03 (Display Order), or others related to controlling.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with SAP support for further assistance.
  
  By following these steps, you should be able to identify and resolve the KH181 error in your SAP system.