How To Fix DDU123 - Error handling sources for table & -> Nametab not generated

SAP Error Message - Details

• Message type: E = Error

• Message class: DDU - Dictionary Tools 5.0

• Message number: 123

• Message text: Error handling sources for table & -> Nametab not generated

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 DDU123 - Error handling sources for table & -> Nametab not generated ?

  The SAP error message DDU123, which states "Error handling sources for table & -> Nametab not generated," typically occurs during the generation of the name table for a database table in the Data Dictionary (DDIC). This error can arise due to various reasons, including issues with the table definition, inconsistencies in the data dictionary, or problems with the underlying database.
  Causes:
  
  Inconsistent Table Definition: The table definition may have inconsistencies or errors that prevent the generation of the name table.
  Missing or Incorrect Data Elements: If the data elements used in the table are not defined correctly or are missing, it can lead to this error.
  Database Issues: There may be underlying issues with the database that prevent the generation of the name table.
  Transport Issues: If the table was transported from another system, there may be issues with the transport that need to be resolved.
  Authorization Issues: Lack of proper authorizations to access or modify the table can also lead to this error.
  
  Solutions:
  
  Check Table Definition: Review the table definition in the Data Dictionary (transaction SE11) for any inconsistencies or errors. Ensure that all fields and data elements are correctly defined.
  Recheck Data Elements: Verify that all data elements used in the table are correctly defined and exist in the system.
  Activate the Table: Try to activate the table again in transaction SE11. Sometimes, reactivating can resolve the issue.
  Check for Transport Issues: If the table was recently transported, check the transport logs for any errors or warnings that may indicate what went wrong.
  Database Consistency Check: Perform a consistency check on the database to ensure that there are no underlying issues. This can be done using transaction DB02 or similar tools.
  Authorization Check: Ensure that you have the necessary authorizations to access and modify the table. If not, contact your system administrator.
  Check for SAP Notes: Look for any relevant SAP Notes that may address this specific error. SAP frequently releases notes that provide solutions or workarounds for known issues.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), DB02 (Database Performance Analysis).
  SAP Notes: Search the SAP Support Portal for notes related to DDU123 or similar errors.
  Documentation: Review SAP documentation on Data Dictionary and table management for best practices and troubleshooting steps.
  
  If the issue persists after trying the above solutions, it may be necessary to consult with SAP support or a technical consultant who can provide more in-depth analysis and assistance.