How To Fix WRF_APC001 - Class &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WRF_APC - Messages for Operational Assortment Planning and Control

• Message number: 001

• Message text: Class &1 does not exist

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WRF_APC001 - Class &1 does not exist ?

  The SAP error message:
  WRF_APC001 Class &1 does not exist
  typically occurs in the context of SAP Advanced Planning and Optimization (APO) or related components where a specific class (often a Business Object or a class used in the system's configuration or enhancement) is expected but not found.
  
  Cause
  
  The system is trying to access or instantiate a class whose name is passed as a parameter (represented by &1 in the message).
  This class does not exist in the system's ABAP Dictionary or the class repository.
  Possible reasons include:
  
  The class was never created or transported to the system.
  The class name is misspelled or incorrectly configured.
  The relevant add-on or support package that contains the class is not installed or incomplete.
  The system configuration or custom code references a class that was deleted or renamed.
  
  
  
  
  Solution
  
  
  Check the Class Name:
  
  Identify the actual class name passed in place of &1.
  Use transaction SE24 (Class Builder) to check if the class exists.
  
  
  
  Verify Transport and Installation:
  
  Ensure that the class is part of the installed SAP components or custom developments.
  Check if the relevant SAP add-ons or support packages are correctly installed.
  If missing, import the required transport or install the necessary add-on.
  
  
  
  Correct Configuration:
  
  If the class name is configured in customizing or user exits, verify the configuration.
  Correct any typos or incorrect references.
  
  
  
  Check Custom Code:
  
  If the error arises from custom enhancements or user exits, review the code to ensure the class name is correct and the class exists.
  
  
  
  SAP Notes and Support:
  
  Search for SAP Notes related to WRF_APC001 for any known issues or patches.
  If the problem persists, consider raising a support ticket with SAP, providing the exact class name and context.
  
  
  
  
  Related Information
  
  Transaction SE24: To check and maintain ABAP classes.
  Transaction SE80: Object Navigator, to explore classes and programs.
  SAP APO / SCM Components: This error is often related to APO or Supply Chain Management modules.
  SAP Notes: Use the SAP ONE Support Launchpad to search for notes referencing WRF_APC001.
  Typical Context: This error may appear during planning runs, CIF (Core Interface) data transfer, or custom enhancements involving classes.
  
  
  If you provide the actual class name or the scenario in which the error occurs, more specific guidance can be given.