How To Fix /SAPAPO/CAL_MD207 - Check failed for &1 of &2 unique keys of table &3

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/CAL_MD -

• Message number: 207

• Message text: Check failed for &1 of &2 unique keys of table &3

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 /SAPAPO/CAL_MD207 - Check failed for &1 of &2 unique keys of table &3 ?

  The SAP error message /SAPAPO/CAL_MD207 Check failed for &1 of &2 unique keys of table &3 typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with the uniqueness of keys in a specific table. This error indicates that the system has detected a violation of the unique key constraint for a particular table, which can lead to data integrity issues.
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in the table specified in the error message. This can happen due to incorrect data uploads, data migration issues, or manual data entry errors.
  Data Consistency Issues: If there are inconsistencies in the data, such as missing or incorrect keys, it can lead to this error.
  Custom Developments: If there are custom programs or enhancements that manipulate data in the affected table, they may inadvertently create duplicates or violate unique constraints.
  
  Solution:
  
  
  Identify Duplicates: Use SQL queries or transaction codes (like SE16 or SE11) to check for duplicate entries in the specified table. You can group by the unique key fields and count the occurrences to identify duplicates.
  Example SQL query:
  SELECT key_field1, key_field2, COUNT(*)
  FROM table_name
  GROUP BY key_field1, key_field2
  HAVING COUNT(*) > 1;
  
  
  Data Cleanup: Once duplicates are identified, you will need to decide how to handle them. This may involve:
  
  Deleting duplicate entries.
  Merging records if applicable.
  Correcting data to ensure uniqueness.
  
  
  
  Check Data Uploads: If the issue arose after a data upload, review the upload process to ensure that it includes checks for duplicates before inserting data into the table.
  
  
  Review Custom Code: If there are custom developments, review the code to ensure that it properly handles unique constraints and does not create duplicates.
  
  
  Run Consistency Checks: Use SAP standard tools to run consistency checks on the relevant data. This can help identify and resolve other potential data integrity issues.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific error message for additional guidance and best practices.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), and SE38 (ABAP Editor) for analyzing and modifying data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Support: If the issue persists or is complex, consider reaching out to SAP support for assistance.
  
  By following these steps, you should be able to resolve the error and ensure the integrity of your data in the SAP APO system.