How To Fix SD_LISEXC_MSG004 - Variable size key is required.

SAP Error Message - Details

• Message type: E = Error

• Message class: SD_LISEXC_MSG - Message class for Material Determination maintenance

• Message number: 004

• Message text: Variable size key is required.

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SD_LISEXC_MSG004 - Variable size key is required. ?

  The SAP error message SD_LISEXC_MSG004 with the description "Variable size key is required" typically occurs in the context of SAP SD (Sales and Distribution) when there is an issue with the key fields used in a data structure or table that requires a variable-length key.
  Cause:
  
  
  Data Structure Definition: The error often arises when a data structure or table is defined with fixed-length keys, but the operation being performed requires a variable-length key. This can happen in custom developments or enhancements where the data model does not align with the expected input.
  
  
  Incorrect Configuration: It may also be due to incorrect configuration in the system where the key fields are not set up properly to handle variable-length data.
  
  
  Custom Code Issues: If there are custom ABAP programs or enhancements that manipulate data in a way that does not conform to the expected key structure, this error can occur.
  
  
  Solution:
  
  
  Check Data Structure: Review the data structure or table definition in the ABAP Dictionary (SE11) to ensure that the key fields are defined correctly. If a variable-length key is required, ensure that the appropriate data types (like VARCHAR or STRING) are used instead of fixed-length types.
  
  
  Review Custom Code: If the error is triggered by custom ABAP code, review the code to ensure that it is correctly handling the key fields. Look for any hard-coded lengths or assumptions about the key size that may not hold true.
  
  
  Configuration Review: Check the configuration settings in the relevant areas of the SAP system (like Sales Order, Delivery, etc.) to ensure that they are set up correctly to support variable-length keys.
  
  
  SAP Notes: Search for any relevant SAP Notes that may address this specific error. Sometimes, SAP provides patches or updates that resolve known issues.
  
  
  Testing: After making changes, conduct thorough testing to ensure that the issue is resolved and that no new issues have been introduced.
  
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Module) to investigate the data structures and code involved.
  Debugging: If you have access to debugging tools, you can set breakpoints in the relevant ABAP code to trace the execution and identify where the error is being triggered.
  Documentation: Review SAP documentation related to the specific module or functionality you are working with to understand the expected data structures and configurations.
  
  If the issue persists after following these steps, consider reaching out to SAP support or consulting with an experienced SAP developer or consultant for further assistance.