How To Fix TPDA_TOOLS020 - Column &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: TPDA_TOOLS - Debugger Tools

• Message number: 020

• Message text: Column &1 does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message TPDA_TOOLS020 - Column &1 does not exist ?

  The SAP error message TPDA_TOOLS020: Column &1 does not exist typically indicates that there is an issue with a database operation, where the system is trying to access a column in a database table that does not exist. This can occur in various scenarios, such as during data migration, report generation, or when executing a custom program.
  Causes:
  
  Database Schema Changes: The column may have been removed or renamed in the database schema, but the code or query still references the old column name.
  Incorrect Table/Column Name: There may be a typo or incorrect reference in the SQL query or program logic.
  Transport Issues: If the database schema was changed in one environment (e.g., development) but not transported to another environment (e.g., production), this error can occur.
  Version Mismatch: If you are using a different version of a program or report that expects a different database structure, this error may arise.
  Custom Development: If there are custom developments or modifications that reference a non-existent column, this error will be triggered.
  
  Solutions:
  
  Check Database Schema: Verify the database schema to ensure that the column in question actually exists. You can do this by using transaction codes like SE11 (Data Dictionary) or SE16 (Data Browser) to inspect the table structure.
  Update Code/Queries: If the column has been renamed or removed, update the relevant code or SQL queries to reference the correct column name.
  Transport Changes: If the issue is due to a transport not being applied, ensure that all necessary transports are moved to the target environment.
  Review Custom Code: If the error is coming from custom code, review the logic to ensure it aligns with the current database schema.
  Consult Documentation: If the error is related to a specific SAP module or functionality, consult the relevant SAP documentation or notes for any known issues or changes.
  Debugging: If you have access to the ABAP code, you can debug the program to identify where the error is occurring and what the expected column name should be.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to the specific transaction or program you are using. You can search for the error message or related keywords in the SAP Support Portal.
  Transaction Codes: Familiarize yourself with transaction codes like SE11 (Data Dictionary), SE16 (Data Browser), and SE80 (Object Navigator) for investigating database structures and custom developments.
  Database Administration: If you have access to database administration tools, you can run queries directly against the database to check for the existence of the column.
  
  If the issue persists after checking these areas, it may be beneficial to reach out to your SAP Basis or development team for further assistance.