How To Fix E2193 - No further foreign key exists

SAP Error Message - Details

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 193

• Message text: No further foreign key exists

What causes this issue?

You pressed pushbutton <LS>Next foreign key</> to branch to maintenance
of another foreign key. However, the table does not have any more
foreign keys.

System Response

Information message

How to fix this error?

No action required.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E2193 - No further foreign key exists ?

  The SAP error message E2193 "No further foreign key exists" typically occurs in the context of data entry or data processing in SAP, particularly when dealing with database tables that have foreign key relationships. This error indicates that the system cannot find a valid foreign key relationship for the data being processed, which can prevent the completion of certain transactions or data entries.
  Causes:
  
  Missing Foreign Key Entries: The foreign key that is supposed to link the current record to another table does not exist. This can happen if the related record was deleted or never created.
  Incorrect Data Entry: The data being entered may not match any existing records in the related table, leading to a violation of the foreign key constraint.
  Configuration Issues: There may be issues with the configuration of the database tables or the foreign key relationships themselves.
  Data Consistency Issues: If there are inconsistencies in the data, such as orphaned records, this error can occur.
  
  Solutions:
  
  Check Foreign Key Relationships: Verify that the foreign key relationships are correctly defined in the database. You can do this by checking the table definitions in the Data Dictionary (transaction SE11).
  Validate Data Entries: Ensure that the data being entered corresponds to existing records in the related tables. You may need to check the values being inputted to ensure they are valid.
  Create Missing Records: If the foreign key record is missing, you may need to create it before proceeding with the transaction that is generating the error.
  Data Consistency Check: Run consistency checks on the database to identify and resolve any orphaned records or inconsistencies.
  Consult Documentation: Review SAP documentation or help resources for specific guidance related to the transaction or module you are working with.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like SE11 (Data Dictionary), SE14 (Database Utility), or SE16 (Data Browser) to investigate the tables and relationships.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  By following these steps, you should be able to identify the cause of the E2193 error and implement a solution to resolve it.