How To Fix WLC_PARALLEL012 - The header table for data selection for report &1 must be entered

SAP Error Message - Details

• Message type: E = Error

• Message class: WLC_PARALLEL - Load Distribution and External Parallel Processing

• Message number: 012

• Message text: The header table for data selection for report &1 must be entered

What causes this issue?

You have not entered a table for parallel processing report &V1& which
should be selected first to assess the worklist.

System Response

Instead, the system copies over the table of the selection options that
have to be filled.

How to fix this error?

You can enter the table for the sake of clarity in the field
<DS:DE.WLC_PRESELECT_PRIMARY_TABLE>Primary table</> in the
<ZH>Mandatory options</> view in <DS:TRAN.WLCPARC>Customizing</>.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WLC_PARALLEL012 - The header table for data selection for report &1 must be entered ?

  The SAP error message WLC_PARALLEL012 indicates that the header table for data selection for a specific report (denoted by &1) has not been specified. This error typically occurs in the context of parallel processing or when executing reports that require a specific header table to be defined for data selection.
  Cause:
  The error is caused by the absence of a required header table in the configuration or selection criteria for the report you are trying to run. This can happen due to:
  
  Missing Configuration: The report may not have been properly configured to include the necessary header table.
  Incorrect Report Parameters: The parameters passed to the report may not include the required header table.
  Custom Development Issues: If the report is a custom development, there may be issues in the code that prevent the header table from being recognized.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Report Configuration:
  
  Ensure that the report is correctly configured to include the necessary header table. This may involve checking the report settings in the SAP GUI or the relevant transaction code.
  
  
  
  Review Selection Criteria:
  
  When executing the report, make sure that you are providing all required selection criteria, including the header table. If there are fields that need to be filled in, ensure they are populated correctly.
  
  
  
  Consult Documentation:
  
  Refer to the documentation for the specific report to understand what header table is required and how to specify it.
  
  
  
  Debugging:
  
  If you have access to the ABAP code, you can debug the report to see where the header table is expected and why it is not being passed correctly.
  
  
  
  Contact Support:
  
  If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide assistance based on your specific system configuration.
  
  
  
  Related Information:
  
  Transaction Codes: Depending on the report, you may need to use specific transaction codes to access the report configuration or execution.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Documentation: Review the SAP Help Portal or other documentation related to the specific report you are trying to run for more context on required parameters.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.