How To Fix /SAPCND/MASTERDATA029 - Mismatch between the API and DB in &1 table

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPCND/MASTERDATA -

• Message number: 029

• Message text: Mismatch between the API and DB in &1 table

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 /SAPCND/MASTERDATA029 - Mismatch between the API and DB in &1 table ?

  The SAP error message /SAPCND/MASTERDATA029 indicates a mismatch between the API (Application Programming Interface) and the database (DB) for a specific table in the SAP system. This error typically arises in the context of master data management, particularly when there are inconsistencies between the data structure expected by the API and the actual data structure in the database.
  Causes:
  
  Data Model Changes: Changes in the data model (e.g., adding or removing fields) that have not been properly synchronized between the API and the database.
  Custom Development: Custom enhancements or modifications that have not been correctly implemented or that conflict with standard SAP functionality.
  Transport Issues: Issues during the transport of changes from one environment to another (e.g., development to production) that may lead to inconsistencies.
  Database Corruption: Rarely, corruption in the database can lead to mismatches.
  Version Mismatch: Using an API that is not compatible with the current version of the database schema.
  
  Solutions:
  
  Check for Updates: Ensure that your SAP system is up to date with the latest support packages and notes. Sometimes, SAP releases notes that address specific issues related to API and database mismatches.
  Review Custom Code: If there are custom developments, review the code to ensure it aligns with the current data model. Make necessary adjustments to ensure compatibility.
  Data Model Synchronization: If there have been changes to the data model, ensure that all relevant components (API, database, and any related configurations) are synchronized.
  Transport Management: Verify that all transports have been correctly applied and that there are no missing objects or inconsistencies in the target environment.
  Database Consistency Check: Run consistency checks on the database to identify and rectify any corruption or inconsistencies.
  Debugging: If the issue persists, consider debugging the API call to identify the specific point of failure and gather more information about the mismatch.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error message or provide guidance on resolving it.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to check the structure of the relevant table and SE80 (Object Navigator) to review the API implementation.
  Logs and Traces: Review application logs (transaction SLG1) and system logs (transaction SM21) for additional error messages or warnings that may provide context for the issue.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance, providing them with detailed information about the error and the steps you have already taken.