How To Fix UMG402 - The conversion obj(global fallback to sys) cannot be created

SAP Error Message - Details

• Message type: E = Error

• Message class: UMG - Message Class for the Unicode Migration Tool.

• Message number: 402

• Message text: The conversion obj(global fallback to sys) cannot be created

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message UMG402 - The conversion obj(global fallback to sys) cannot be created ?

  The SAP error message UMG402, which states "The conversion obj (global fallback to sys) cannot be created," typically occurs in the context of SAP's Unicode conversion or when dealing with character set conversions. This error can arise due to various reasons, including issues with the system configuration, missing or incorrect settings, or problems with the data being processed.
  Causes:
  
  Missing Conversion Objects: The system may not have the necessary conversion objects defined for the character set you are trying to use.
  Incorrect Configuration: The system configuration for character set conversion may be incorrect or incomplete.
  Data Issues: The data being processed may contain characters that cannot be converted due to missing mappings in the conversion table.
  System Settings: The global fallback settings for character conversion may not be properly set up in the system.
  
  Solutions:
  
  
  Check Conversion Objects:
  
  Ensure that the necessary conversion objects are defined in the system. You can check this in transaction SCC4 or SCC1 for client settings.
  Use transaction SCC3 to check the status of the Unicode conversion and ensure that all necessary conversion objects are available.
  
  
  
  Review System Configuration:
  
  Verify the settings in transaction RZ10 for profile parameters related to character set conversion.
  Ensure that the system is configured to handle the character sets you are working with.
  
  
  
  Data Validation:
  
  Check the data being processed for any invalid characters or formats that may not be supported by the conversion objects.
  Cleanse or transform the data if necessary to ensure compatibility with the expected character set.
  
  
  
  Fallback Settings:
  
  Review the fallback settings for character conversion in the system. You may need to adjust these settings to ensure that the system can handle conversions appropriately.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve known issues related to character set conversion.
  
  
  
  System Logs:
  
  Review system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for details on Unicode conversion and character set handling.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, especially if it is impacting production systems.
  
  By following these steps, you should be able to diagnose and resolve the UMG402 error in your SAP system.