How To Fix KU356 - Data type & not supported

SAP Error Message - Details

• Message type: E = Error

• Message class: KU - Costing: Rollup

• Message number: 356

• Message text: Data type & not supported

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 KU356 - Data type & not supported ?

  The SAP error message KU356, which states "Data type & not supported," typically occurs when there is an issue with the data type being used in a particular context within the SAP system. This error can arise in various scenarios, such as during data entry, report generation, or when executing certain transactions.
  Causes of Error KU356
  
  
  Incompatible Data Types: The data type being used in a field or parameter does not match the expected data type defined in the system. For example, trying to input a string where a numeric value is expected.
  
  
  Custom Development Issues: If there are custom programs or enhancements, they may not be handling data types correctly, leading to this error.
  
  
  Configuration Issues: Incorrect configuration in the relevant module or transaction can lead to mismatched data types.
  
  
  Data Migration Issues: If data has been migrated from another system, the data types may not align with the expected types in SAP.
  
  
  Field Length Exceeded: Inputting data that exceeds the defined length for a field can also trigger this error.
  
  
  Solutions to Error KU356
  
  
  Check Data Input: Ensure that the data being entered matches the expected data type. For example, if a numeric field is expected, ensure that only numbers are entered.
  
  
  Review Custom Code: If the error occurs in a custom program, review the code to ensure that data types are being handled correctly. Look for any type casting or conversion issues.
  
  
  Configuration Review: Check the configuration settings in the relevant module to ensure that they are set up correctly and that data types are compatible.
  
  
  Data Validation: Implement data validation checks to ensure that the data being processed meets the required criteria before it is submitted.
  
  
  Field Length Check: Verify that the data being entered does not exceed the maximum length defined for the field.
  
  
  Consult Documentation: Refer to SAP documentation or help files for the specific transaction or module to understand the expected data types.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates.
  
  
  Testing: If changes are made, conduct thorough testing to ensure that the issue is resolved and that no new issues are introduced.
  
  
  Related Information
  
  Transaction Codes: The error may occur in various transaction codes depending on the context. Identifying the specific transaction can help narrow down the cause.
  SAP Community: Engaging with the SAP Community forums can provide insights from other users who may have encountered and resolved similar issues.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it involves complex custom developments or configurations.
  
  By following these steps, you should be able to identify the cause of the KU356 error and implement a suitable solution.