How To Fix SY401 - No corresponding table entry exists after line &

SAP Error Message - Details

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 401

• Message text: No corresponding table entry exists after line &

What causes this issue?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

System Response

How to fix this error?

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Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SY401 - No corresponding table entry exists after line & ?

  The SAP error message SY401 ("No corresponding table entry exists after line &") typically occurs when there is an issue with data consistency in the system, particularly when the system is trying to access a table entry that does not exist. This error can arise in various contexts, such as during data entry, report generation, or when executing certain transactions.
  Causes:
  
  Missing Data: The most common cause is that the system is trying to reference a table entry that has not been created or has been deleted.
  Incorrect Configuration: There may be configuration issues in the system that lead to missing entries in the relevant tables.
  Data Migration Issues: If data has been migrated from another system, some entries may not have been transferred correctly.
  Custom Development: If there are custom programs or enhancements, they may not handle certain scenarios correctly, leading to this error.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view certain entries, leading to the perception that they do not exist.
  
  Solutions:
  
  Check Table Entries: Verify the relevant table entries using transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser). Ensure that the expected entries exist.
  Data Consistency Check: Run consistency checks for the relevant modules or data sets to identify and rectify any inconsistencies.
  Review Configuration: Check the configuration settings related to the transaction or process that triggered the error. Ensure that all necessary settings are in place.
  Debugging: If the error occurs in a custom program, use the ABAP debugger to trace the execution and identify where the missing entry is being referenced.
  Consult Documentation: Review SAP notes or documentation related to the specific transaction or module to see if there are known issues or patches available.
  User Authorizations: Ensure that the user has the necessary authorizations to access the data in question.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11, SE16, and SE80 for debugging and checking data.
  SAP Notes: Search the SAP Support Portal for any notes related to the SY401 error, as there may be specific fixes or recommendations provided by SAP.
  Community Forums: Check SAP Community or other forums for similar issues reported by other users, as they may provide insights or solutions that worked for them.
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis or development team for further investigation.