How To Fix J2256 - &4 Data records may only be transferred in insert or update mode

SAP Error Message - Details

• Message type: E = Error

• Message class: J2 - Message Class for Development Class JBT

• Message number: 256

• Message text: &4 Data records may only be transferred in insert or update mode

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message J2256 - &4 Data records may only be transferred in insert or update mode ?

  The SAP error message J2256, which states "Data records may only be transferred in insert or update mode," typically occurs when there is an attempt to transfer data records in a mode that is not allowed by the system. This error is often encountered in the context of data uploads or data transfers, particularly when using tools like LSMW (Legacy System Migration Workbench) or BAPIs (Business Application Programming Interfaces).
  Cause:
  
  Incorrect Mode: The error usually arises when the data transfer is attempted in a mode that is not compatible with the operation being performed. For example, if the system expects an insert or update operation but receives a delete or read operation instead.
  Data Record Status: The data records being processed may not be in a state that allows them to be inserted or updated. This could be due to missing mandatory fields or incorrect data formats.
  Configuration Issues: There may be configuration settings in the SAP system that restrict the types of operations that can be performed on certain data records.
  
  Solution:
  
  Check Transfer Mode: Ensure that the data transfer is being executed in the correct mode (insert or update). If you are using a tool like LSMW, verify that the correct processing mode is selected.
  Validate Data Records: Review the data records being transferred to ensure they meet all necessary criteria for insertion or updating. Check for mandatory fields, data types, and any other validation rules that may apply.
  Review Configuration: If applicable, check the configuration settings in the SAP system to ensure that they allow for the intended operations on the data records.
  Error Logs: Check the error logs or messages for more detailed information about what might be causing the issue. This can provide insights into specific records or fields that are problematic.
  Testing: If possible, test the data transfer with a smaller subset of records to isolate the issue. This can help identify if the problem is with specific records or a broader configuration issue.
  
  Related Information:
  
  SAP Notes: Check SAP Notes related to error J2256 for any specific patches or updates that may address the issue.
  Documentation: Review the documentation for the specific transaction or tool you are using to understand the expected data formats and transfer modes.
  Community Forums: Consider searching or posting in SAP community forums or support channels for additional insights from other users who may have encountered the same error.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.