How To Fix RSDL125 - Data type and length of field &1 in DB system &2 &3 have been changed

SAP Error Message - Details

• Message type: E = Error

• Message class: RSDL - BW DB Connect

• Message number: 125

• Message text: Data type and length of field &1 in DB system &2 &3 have been changed

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSDL125 - Data type and length of field &1 in DB system &2 &3 have been changed ?

  The SAP error message RSDL125 indicates that there is a mismatch in the data type or length of a field in the database system compared to what is expected in the SAP system. This typically occurs when there have been changes made to the database schema, such as altering the data type or length of a field in a database table that is being used in an SAP application.
  Cause:
  
  Database Schema Changes: The most common cause is that the database schema has been modified outside of the SAP system, such as through direct SQL commands or by another application.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production), there may have been inconsistencies in the transport process.
  Data Dictionary Changes: Changes made in the Data Dictionary (SE11) that are not reflected in the database can also lead to this error.
  
  Solution:
  
  Check Database Schema: Verify the data type and length of the field in the database directly using SQL tools or database management tools. Ensure that they match the definitions in the SAP Data Dictionary.
  Adjust Data Dictionary: If the database schema is correct, you may need to adjust the Data Dictionary in SAP to match the database. This can be done using transaction SE11.
  Re-activate Objects: If changes were made in the Data Dictionary, re-activate the affected objects (tables, views, etc.) to ensure that the changes are recognized by the SAP system.
  Transport Consistency: If the issue arose after a transport, check the transport logs for errors and ensure that all necessary objects were transported correctly.
  Database Synchronization: In some cases, you may need to synchronize the database with the Data Dictionary using transaction SE14 (Database Utility) to ensure that the definitions are consistent.
  Consult Documentation: Review SAP notes and documentation related to the specific error message for any additional guidance or patches that may be available.
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE14 (Database Utility), SE03 (Transport Organizer), SE09 (Transport Organizer).
  SAP Notes: Check SAP Notes for any known issues or fixes related to this error message.
  Database Management: Familiarity with the underlying database (e.g., Oracle, HANA, SQL Server) can be helpful in diagnosing and resolving schema-related issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis team or SAP support for further assistance.