How To Fix IU460 - Table &: Nametab could not be converted into DD source

SAP Error Message - Details

• Message type: E = Error

• Message class: IU - Incremental Conversion (ICNV)

• Message number: 460

• Message text: Table &: Nametab could not be converted into DD source

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 IU460 - Table &: Nametab could not be converted into DD source ?

  The SAP error message IU460, which states "Table &: Nametab could not be converted into DD source," typically occurs during the activation of a table or when trying to generate a Data Dictionary (DD) object. This error indicates that there is an issue with the name table (Nametab) of the specified table, which cannot be converted into a Data Dictionary source.
  Causes:
  
  Incorrect Table Definition: The table may have been defined incorrectly, leading to issues in the conversion process.
  Missing or Incomplete Fields: If the table definition is missing required fields or has incomplete field definitions, it can cause this error.
  Transport Issues: If the table was transported from another system and there were issues during the transport, it could lead to inconsistencies.
  Database Issues: There may be underlying database issues that prevent the table from being activated or converted properly.
  Naming Conflicts: There could be naming conflicts with other objects in the system.
  
  Solutions:
  
  Check Table Definition: Review the table definition in the Data Dictionary (SE11) to ensure that all fields are correctly defined and that there are no syntax errors.
  Activate the Table: Try to activate the table again in SE11. Sometimes, reactivation can resolve temporary issues.
  Check for Transport Errors: If the table was recently transported, check the transport logs for any errors or warnings that might indicate what went wrong.
  Review Dependencies: Ensure that all dependent objects (like domains, data elements, etc.) are correctly defined and activated.
  Database Consistency Check: Run a consistency check on the database to ensure that there are no underlying issues affecting the table.
  Check Naming Conventions: Ensure that the table name and field names adhere to SAP naming conventions and do not conflict with existing objects.
  
  Related Information:
  
  Transaction Codes: Use SE11 (Data Dictionary) to check the table definition, SE14 (Database Utility) for database-related checks, and SE03 (Transport Organizer) for transport-related issues.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  System Logs: Review system logs (SM21) for any additional error messages or warnings that might provide more context about the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or ABAP team for further investigation.