How To Fix FLQ038 - Substitution of Field & in FI Document Line Item Not Permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: FLQ - Liquidity Calculation

• Message number: 038

• Message text: Substitution of Field & in FI Document Line Item Not Permitted

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 FLQ038 - Substitution of Field & in FI Document Line Item Not Permitted ?

  The SAP error message FLQ038, which states "Substitution of Field & in FI Document Line Item Not Permitted," typically occurs in the context of financial document processing within the SAP system. This error is related to the substitution rules defined in the system, which are used to automatically replace or modify certain fields in financial documents based on predefined criteria.
  Cause:
  The error is triggered when the system attempts to substitute a field in a financial document line item, but the substitution is not allowed for that specific field or context. This can happen due to several reasons, including:
  
  
  Field Restrictions: The field you are trying to substitute may have restrictions that prevent it from being changed. For example, certain fields in financial documents are critical for accounting integrity and cannot be altered after the document is posted.
  
  
  Substitution Rules: The substitution rules defined in the system may not allow for the substitution of the specific field in the context of the document being processed.
  
  
  Document Type: The type of financial document being processed may have specific rules that restrict substitutions.
  
  
  Configuration Issues: There may be configuration issues in the substitution settings that need to be addressed.
  
  
  Solution:
  To resolve the FLQ038 error, you can take the following steps:
  
  
  Check Substitution Rules: Review the substitution rules defined in the SAP system. You can do this by navigating to the transaction code OB28 (for defining substitution rules) and checking if the field in question is allowed for substitution.
  
  
  Field Configuration: Verify the configuration of the field that is causing the error. Ensure that it is not set as a field that cannot be substituted.
  
  
  Document Type Settings: Check the settings for the specific document type you are working with. Ensure that the document type allows for the substitution of the field in question.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for guidance on the specific field and its substitution rules.
  
  
  Testing: If changes are made to the substitution rules or configurations, test the changes in a development or test environment before applying them to production.
  
  
  Contact SAP Support: If you are unable to resolve the issue through configuration changes, consider reaching out to SAP support for assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OB28 (Substitution) and OBD2 (Define Document Types) for managing substitution rules and document types.
  SAP Notes: Check for any SAP Notes related to the FLQ038 error for additional insights or patches that may address the issue.
  User Exits and BAdIs: In some cases, user exits or Business Add-Ins (BAdIs) may be used to customize the behavior of substitutions. Review any custom code that may be affecting the substitution process.
  
  By following these steps, you should be able to identify the cause of the FLQ038 error and implement a solution to resolve it.