How To Fix T1098 - Flow type may not be used on this side of transaction

SAP Error Message - Details

• Message type: E = Error

• Message class: T1 - Financial instruments

• Message number: 098

• Message text: Flow type may not be used on this side of transaction

What causes this issue?

You have entered a flow type which is not allowed here.

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?

Use the F4 key to call up the flow types allowed here.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message T1098 - Flow type may not be used on this side of transaction ?

  The SAP error message T1098, which states "Flow type may not be used on this side of transaction," typically occurs in the context of financial transactions, particularly when dealing with flow types in the SAP system. This error indicates that there is a mismatch or an inappropriate use of flow types in the transaction you are trying to execute.
  Causes:
  
  
  Incorrect Flow Type Assignment: The flow type you are trying to use is not valid for the type of transaction you are processing. Each flow type is associated with specific transaction types, and using them incorrectly can lead to this error.
  
  
  Configuration Issues: There may be configuration settings in the Financial Accounting (FI) or Controlling (CO) modules that are not set up correctly, leading to the flow type being deemed invalid for the transaction.
  
  
  Transaction Type Restrictions: Certain transaction types may have restrictions on which flow types can be used. If you are trying to use a flow type that is not allowed for the transaction type, this error will occur.
  
  
  Data Entry Errors: Mistakes in data entry, such as selecting the wrong flow type or entering incorrect parameters, can also trigger this error.
  
  
  Solutions:
  
  
  Check Flow Type Configuration: Review the configuration settings for flow types in the SAP system. Ensure that the flow type you are trying to use is correctly assigned to the transaction type you are processing.
  
  
  Validate Transaction Type: Ensure that the transaction type you are using is compatible with the flow type. You may need to consult the documentation or configuration settings to confirm this.
  
  
  Review Data Entry: Double-check the data you have entered in the transaction. Make sure that all fields are filled out correctly and that you are using the appropriate flow type for the transaction.
  
  
  Consult SAP Notes: Check for any relevant SAP Notes or documentation that may address this specific error. SAP frequently updates its knowledge base with solutions to common issues.
  
  
  Seek Help from SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support or your internal SAP team for assistance. They may have additional insights or solutions based on your specific configuration and usage.
  
  
  Related Information:
  
  
  Flow Types: Flow types in SAP are used to categorize different types of financial flows, such as revenues, expenses, and transfers. Understanding how these flow types are configured and used in your organization is crucial for troubleshooting this error.
  
  
  Transaction Types: Familiarize yourself with the various transaction types in SAP and their associated flow types. This knowledge can help prevent similar errors in the future.
  
  
  SAP Documentation: Refer to the official SAP documentation for detailed information on flow types, transaction types, and configuration settings.
  
  
  By addressing the underlying causes and following the suggested solutions, you should be able to resolve the T1098 error and proceed with your transaction in SAP.