How To Fix KE734 - The temporary Join product must have at least one column

SAP Error Message - Details

• Message type: E = Error

• Message class: KE -

• Message number: 734

• Message text: The temporary Join product must have at least one column

What causes this issue?

The temporary JOIN table is supposed to be created, but no columns have
been specified.

System Response

The function terminated.

How to fix this error?

See to it that the field list for the temporary JOIN table contains
at least one column.
If this fails,
look in OSS for notes with the key word "KE734". If you do not find
any, contact SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KE734 - The temporary Join product must have at least one column ?

  The SAP error message KE734, "The temporary Join product must have at least one column," typically occurs in the context of SAP Controlling (CO) when working with reports or queries that involve joining data from different sources or tables. This error indicates that the system expects at least one column to be defined in the temporary join product, but none has been specified.
  Cause:
  
  Missing Column Definition: The most common cause of this error is that the temporary join product has been defined without any columns. This can happen if the join is incorrectly configured or if the data sources do not have any fields selected for the join.
  Incorrect Query Configuration: If you are using a query or report that involves a join, it may not have been set up correctly, leading to an empty join product.
  Data Source Issues: There may be issues with the underlying data sources, such as missing data or incorrect configurations that prevent columns from being recognized.
  
  Solution:
  
  
  Check Join Configuration: Review the configuration of the temporary join product. Ensure that at least one column is defined in the join. You can do this by:
  
  Navigating to the relevant transaction or report where the join is defined.
  Checking the settings for the join and ensuring that at least one column from the data sources is selected.
  
  
  
  Modify Query/Report: If you are using a query or report, go back to the query definition and ensure that you have selected the necessary fields from the data sources involved in the join.
  
  
  Validate Data Sources: Ensure that the data sources you are trying to join have the necessary fields available. If there are issues with the data sources, resolve them before attempting to run the join again.
  
  
  Test with Simple Joins: If you are unsure about the configuration, try creating a simpler join with known data sources and fields to see if the error persists. This can help isolate the issue.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for guidance on configuring joins and understanding the requirements for temporary join products.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: If you are frequently working with joins and reports in SAP, consider additional training or reviewing documentation on best practices for configuring joins and reports in SAP CO.
  
  By following these steps, you should be able to resolve the KE734 error and successfully configure your temporary join product.