How To Fix ADW229 - &1 uploaded data records already exist in the database

SAP Error Message - Details

• Message type: E = Error

• Message class: ADW - Advanced Developer Workplace

• Message number: 229

• Message text: &1 uploaded data records already exist in the database

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 ADW229 - &1 uploaded data records already exist in the database ?

  The SAP error message ADW229 indicates that there are already existing records in the database that match the data you are trying to upload. This typically occurs during data uploads or data migration processes, such as when using tools like SAP Data Services, LSMW (Legacy System Migration Workbench), or other data upload methods.
  Cause:
  
  Duplicate Records: The most common cause is that the data you are trying to upload contains records that already exist in the target database. This can happen if the data source has not been properly filtered or if the same data is being uploaded multiple times.
  Primary Key Violations: If the records being uploaded have primary keys that already exist in the database, the system will reject the upload to maintain data integrity.
  Data Integrity Constraints: Other constraints, such as unique indexes or foreign key relationships, may also cause this error if the uploaded data violates these constraints.
  
  Solution:
  
  Check for Duplicates: Before uploading, check the source data for duplicates. You can use tools like Excel or SQL queries to identify and remove duplicate records.
  Data Validation: Ensure that the data being uploaded is validated against the existing records in the database. This can involve querying the database to see if the records already exist.
  Modify Upload Logic: If you need to update existing records instead of inserting new ones, modify your upload logic to handle updates appropriately. This may involve using an "upsert" operation (update if exists, insert if not).
  Error Handling: Implement error handling in your upload process to log and manage errors effectively. This can help you identify which records are causing the issue.
  Use Transaction Management: If applicable, use transaction management to ensure that the upload process can be rolled back in case of errors, allowing for easier troubleshooting.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes related to data uploads, such as LSMW, BAPIs, or BDC.
  SAP Notes: Check SAP Notes for any specific guidance or patches related to the error message ADW229.
  Documentation: Review SAP documentation for the specific data upload tool you are using, as it may provide additional insights into handling duplicates and errors.
  Testing: Always test your data uploads in a development or quality assurance environment before executing them in production to avoid data integrity issues.
  
  By following these steps, you should be able to resolve the ADW229 error and successfully upload your data.