How To Fix WLC_PARALLEL009 - Data preselection should use function module, but the name is missing

WLC_PARALLEL009 - Overview

• Message type: E = Error

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

• Message number: 009

• Message text: Data preselection should use function module, but the name is missing

What causes this issue?

Data preselection for external parallel processing the report &V1& be
carried out using a separate function module. However, no function
module was entered.

System Response

INCLUDE ISR_STOP

How to fix this error?

Enter the name of the function module that should carry out the data
preselection in the <DS:TRAN.WLCPARC>Customizing</> of the report &V1&
in the <ZH>Mandatory options</> view in the field
<DS:DE.WLC_PRESELECT_FUNCTION_MODULE>Function module</>. The interface
of the function module must be the same as the interface of function
module WLC_PRESELECT_EXAMPLE.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WLC_PARALLEL009 - Data preselection should use function module, but the name is missing ?

  The SAP error message WLC_PARALLEL009 indicates that there is an issue with the data preselection process in a parallel processing scenario. Specifically, it suggests that a function module is expected to be specified for data preselection, but the name of that function module is missing.
  
  Cause:
  The error typically arises in the context of parallel processing where the system expects a function module to handle data preselection. This can occur due to:
  
  
  Configuration Issues: The system may not be properly configured to specify the function module for data preselection.
  Missing Function Module: The function module that is supposed to be used for data preselection is either not defined or not available in the system.
  Custom Development: If there is custom code involved, it may not be correctly implemented or may have missing components.
  
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check Configuration:
  
  Go to the relevant configuration settings in your SAP system where the parallel