How To Fix ACM324 - CTE column type was adapted. Old value: '&1'; new value: '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: ACM - Message-Class for all ACM functions/exceptions

• Message number: 324

• Message text: CTE column type was adapted. Old value: '&1'; new value: '&2'

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 ACM324 - CTE column type was adapted. Old value: '&1'; new value: '&2' ?

  The SAP error message ACM324 indicates that there has been a change in the column type of a CTE (Common Table Expression) in your SAP system. This typically occurs when there is a mismatch between the expected data type of a column and the actual data type being used in a query or operation.
  Cause:
  
  Data Type Change: The error arises when the data type of a column in a CTE has been altered, leading to a conflict between the old value and the new value.
  Database Schema Changes: Changes in the underlying database schema, such as modifications to the data types of columns, can trigger this error.
  Inconsistent Data Handling: If the application logic or SQL queries are not updated to reflect the new data types, this error can occur.
  
  Solution:
  
  Review the CTE Definition: Check the definition of the CTE in your SQL query to ensure that the data types of the columns are correctly defined and match the expected types.
  Update Queries: If the underlying database schema has changed, update any SQL queries that reference the affected CTE to ensure they are compatible with the new data types.
  Data Type Conversion: If necessary, implement explicit data type conversion in your SQL queries to handle the differences between the old and new values.
  Check for Dependencies: Investigate if there are any dependent objects (like views, procedures, etc.) that might be affected by the change in data type and update them accordingly.
  Testing: After making changes, thoroughly test the affected queries to ensure that they work as expected without triggering the error.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Review the SAP documentation for the specific module you are working with to understand how CTEs are handled and any best practices for managing data types.
  Database Logs: Look into database logs for additional context around the error, which may provide insights into what triggered the change in column type.
  
  If the issue persists after following these steps, consider reaching out to SAP support for further assistance, providing them with detailed information about the error and the context in which it occurs.