How To Fix B1864 - No hierarchy for BAPI (&1, &2) exists.

B1864 - Overview

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 864

• Message text: No hierarchy for BAPI (&1, &2) exists.

Self-Explanatory Message

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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 B1864 - No hierarchy for BAPI (&1, &2) exists. ?

  The SAP error message B1864 "No hierarchy for BAPI (&1, &2) exists" typically occurs when you are trying to use a Business Application Programming Interface (BAPI) that requires a specific hierarchy structure, but that hierarchy is not defined in the system.
  
  Cause:
  
  
  Missing Hierarchy Definition: The most common cause of this error is that the required hierarchy for the specified BAPI does not exist in the system. This could be due to:
  
  The hierarchy not being created or activated.
  The hierarchy being deleted or not properly configured.
  The BAPI being called with parameters that do not match any existing hierarchy.
  
  
  
  Incorrect Parameters: The parameters passed to the BAPI may not correspond to any existing hierarchy, leading to the system being unable to find the required structure.
  
  
  
  Solution:
  
  
  Check Hierarchy Configuration:
  
  Go to the relevant transaction (e.g., SE11 for Data Dictionary or SE80 for Object Navigator) and check if the hierarchy for the specified BAPI exists.
  If it does not exist,