How To Fix EWA044 - Function module for preparation of route planning called incorrectly

SAP Error Message - Details

• Message type: E = Error

• Message class: EWA - IS-U-WA: Waste Management

• Message number: 044

• Message text: Function module for preparation of route planning called incorrectly

What causes this issue?

The following parameters must be transferred for route planning
preparation, regardless of the form class:
One or more service frequencies (X_RANGES)
One of the following intervals:
Weekly (X_RANGES2)
Monthly (X_RANGES3)
Daily (X_RANGES4)
A period (X_RANGES5)
A customer category (X_RANGES6)

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

INCLUDE ISU_KORR OBJECT DOKU ID TX

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EWA044 - Function module for preparation of route planning called incorrectly ?

  The SAP error message EWA044 indicates that there is an issue with the function module used for the preparation of route planning. This error typically arises when the function module is called incorrectly, which can be due to various reasons such as incorrect parameters, missing data, or issues with the configuration.
  Causes:
  
  Incorrect Function Module Call: The function module may be called with incorrect parameters or in an inappropriate context.
  Missing or Incomplete Data: Required data for route planning may be missing or incomplete, leading to the function module failing to execute properly.
  Configuration Issues: There may be configuration issues in the SAP system related to route planning or the specific function module being used.
  Authorization Issues: The user may not have the necessary authorizations to execute the function module.
  System Bugs or Incompatibilities: There may be bugs in the SAP system or incompatibilities with other components.
  
  Solutions:
  
  Check Function Module Parameters: Review the parameters being passed to the function module to ensure they are correct and complete.
  Validate Input Data: Ensure that all required data for route planning is available and correctly formatted.
  Review Configuration Settings: Check the configuration settings related to route planning in the SAP system to ensure they are set up correctly.
  User Authorizations: Verify that the user executing the function has the necessary authorizations to perform the action.
  Debugging: Use the SAP debugger to trace the execution of the function module and identify where the error occurs.
  Consult SAP Notes: Check the SAP Support Portal for any relevant notes or patches that may address this specific error.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes related to route planning, such as VT01N (Create Shipment) or VT02N (Change Shipment).
  Documentation: Review SAP documentation related to route planning and the specific function module in question.
  Community Forums: Engage with SAP community forums or user groups to see if others have encountered and resolved similar issues.
  
  By following these steps, you should be able to diagnose and resolve the EWA044 error in your SAP system.