How To Fix WS501 - Error in enhancement &1, object key &2 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 501

• Message text: Error in enhancement &1, object key &2 does not exist

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message WS501 - Error in enhancement &1, object key &2 does not exist ?

  Certainly! Here's a detailed explanation of the SAP error message:
  
  SAP Error Message:
  WS501 Error in enhancement &1, object key &2 does not exist
  
  Meaning / 
  Cause:
  
  This error occurs when an enhancement implementation (such as a Business Add-In (BAdI), user exit, enhancement point, or enhancement section) tries to access or reference an object key that does not exist in the system.
  The placeholder &1 refers to the name of the enhancement (e.g., enhancement spot or BAdI name).
  The placeholder &2 refers to the object key or identifier that the enhancement is trying to access.
  Typically, this happens when the enhancement code expects a certain object or data record to be present but it is missing or has not been created/initialized.
  It can also occur if the enhancement is incorrectly implemented or if the underlying data model has changed (e.g., a key was deleted or renamed).
  
  
  Common Scenarios:
  
  An enhancement tries to read a database entry or configuration that does