How To Fix SR441 - New serialization supports only Unicode destinations

SAP Error Message - Details

• Message type: E = Error

• Message class: SR - RFC utilities

• Message number: 441

• Message text: New serialization supports only Unicode destinations

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SR441 - New serialization supports only Unicode destinations ?

  The SAP error message SR441, which states "New serialization supports only Unicode destinations," typically occurs when there is an attempt to use a serialization method that is not compatible with the character encoding of the destination system. This error is often encountered in scenarios involving data transfer, such as when using SAP PI/PO (Process Integration/Process Orchestration) or when dealing with web services.
  Cause:
  
  Non-Unicode Destination: The destination system is not configured to support Unicode, which is required for the new serialization method.
  Data Format Issues: The data being sent may contain characters that are not supported by the non-Unicode destination.
  Configuration Issues: The configuration settings in the SAP system or the middleware may not be set up correctly to handle Unicode data.
  
  Solution:
  
  Check Destination System: Ensure that the destination system is Unicode-enabled. If it is not, you may need to either upgrade the system or change the serialization method to one that is compatible with non-Unicode systems.
  Adjust Serialization Method: If the destination cannot be changed to Unicode, consider using an older serialization method that supports non-Unicode destinations. This may involve changing settings in the SAP PI/PO or the relevant configuration in your SAP system.
  Data Validation: Validate the data being sent to ensure it does not contain any characters that are incompatible with the destination system's character set.
  SAP Notes and Support: Check for any relevant SAP Notes that may provide additional guidance or patches related to this error. SAP frequently updates its documentation and provides fixes for known issues.
  
  Related Information:
  
  Unicode vs. Non-Unicode: Understanding the difference between Unicode and non-Unicode systems is crucial. Unicode supports a wide range of characters from various languages, while non-Unicode systems are limited to specific character sets.
  SAP Documentation: Refer to the official SAP documentation for more details on serialization methods and character encoding.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.