How To Fix BNK_GENERAL234 - You can't change the instruction key of batch &1 created in &2.

SAP Error Message - Details

• Message type: E = Error

• Message class: BNK_GENERAL - Common messages for Bank communication

• Message number: 234

• Message text: You can't change the instruction key of batch &1 created in &2.

What causes this issue?

You have selected for your action batch &V1& which is
originated in an external system &V2&.

System Response

You can only reject or approve batches from external system in the first
approval step. In other steps, you can only approve these batches or
return them to the first approver. If you want to change payments
individually, you have to do it in the external system.

How to fix this error?

Change your selection so that no batch from an external system is
included in your performed action.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BNK_GENERAL234 - You can't change the instruction key of batch &1 created in &2. ?

  The SAP error message BNK_GENERAL234 indicates that you are trying to change the instruction key of a batch that has already been created. This error typically occurs in the context of financial transactions or batch processing in SAP, particularly in the banking or payment processing modules.
  Cause:
  The error arises because the instruction key (which is often used to identify the type of transaction or payment) is linked to a specific batch that has already been processed or created. Once a batch is created, certain attributes, including the instruction key, cannot be modified to maintain data integrity and consistency in the system.
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Batch Status: Verify the status of the batch you are trying to modify. If the batch has already been processed or finalized, you will not be able to change the instruction key.
  
  
  Create a New Batch: If you need to use a different instruction key, you may need to create a new batch with the desired instruction key instead of trying to modify an existing one.
  
  
  Review Configuration: If you believe that the instruction key should be changeable, review the configuration settings in your SAP system. Consult with your SAP administrator or functional consultant to ensure that the system is set up correctly.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for more information on the specific transaction or process you are working with. This can provide insights into the limitations and rules regarding batch processing.
  
  
  Contact Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support or your internal IT support team for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with the relevant transaction codes related to batch processing and payment instructions in SAP.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to batches and instruction keys.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide additional context or solutions.
  
  By following these steps, you should be able to address the error and proceed with your SAP transactions effectively.