How To Fix FH502 - Internal error: Import of table &1 not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: FH - General ledger module messages

• Message number: 502

• Message text: Internal error: Import of table &1 not possible

What causes this issue?

An internal error occurred. The system could not read the data selected
from table "&V1&".

System Response

The process cannot be carried out.

How to fix this error?

Contact your system administrator.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FH502 - Internal error: Import of table &1 not possible ?

  The SAP error message FH502, which states "Internal error: Import of table &1 not possible," typically indicates an issue related to the import of a table during a data transfer or migration process. This error can arise due to various reasons, including inconsistencies in the data, issues with the transport request, or problems with the underlying database.
  Causes:
  
  Data Inconsistencies: The data in the table may not conform to the expected format or constraints, leading to import failures.
  Transport Request Issues: There may be problems with the transport request that is being used to import the table, such as missing objects or incorrect configurations.
  Database Issues: There could be underlying issues with the database, such as locks, corruption, or connectivity problems.
  Authorization Issues: The user performing the import may not have the necessary authorizations to access or modify the table.
  Version Mismatch: The source and target systems may be running different versions of SAP, leading to compatibility issues.
  
  Solutions:
  
  Check Data Consistency: Review the data in the table to ensure it meets all necessary constraints and formats. You may need to clean or transform the data before attempting the import again.
  Review Transport Request: Ensure that the transport request is complete and contains all necessary objects. You can check the transport logs for any errors or warnings.
  Database Health Check: Perform a health check on the database to ensure there are no locks or corruption issues. You may need to consult your database administrator for assistance.
  Authorization Check: Verify that the user performing the import has the necessary authorizations to access and modify the table.
  Compatibility Check: Ensure that both the source and target systems are compatible in terms of SAP version and database version. If there are discrepancies, you may need to align the systems or adjust the import process accordingly.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  
  Related Information:
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including the context in which it occurred and any relevant logs.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE01 (Transport Organizer), SE09 (Transport Organizer for Workbench Requests), and SE10 (Transport Organizer for Customizing Requests) to manage transport requests effectively.
  Logs and Traces: Review system logs (SM21) and developer traces (ST22) for additional error messages or information that may help diagnose the issue.
  
  By following these steps, you should be able to identify the root cause of the FH502 error and implement an appropriate solution.