How To Fix RTST_RP022 - GR posting for HU allowed only on highest level, not for sub-HU &1

RTST_RP022 - Overview

• Message type: E = Error

• Message class: RTST_RP - Messages of Fiori App Receive Products

• Message number: 022

• Message text: GR posting for HU allowed only on highest level, not for sub-HU &1

Self-Explanatory Message

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• What is the cause and solution for SAP error message RTST_RP022 - GR posting for HU allowed only on highest level, not for sub-HU &1 ?

  The SAP error message RTST_RP022 indicates that a Goods Receipt (GR) posting for Handling Units (HUs) is only allowed at the highest level of the handling unit hierarchy, and not for sub-handling units. This error typically occurs when you attempt to post a GR for a sub-HU instead of the main or parent HU.
  
  Cause:
  
  Hierarchy Structure: In SAP, handling units can be structured in a hierarchy where a parent HU can contain one or more sub-HUs. The system restricts GR postings to the highest level to maintain data integrity and ensure that inventory management processes are correctly followed.
  Incorrect Posting Attempt: The error arises when a user tries to perform a GR on a sub-HU instead of the main HU.
  
  
  Solution:
  To resolve this error, you should follow these steps:
  
  
  Identify the Parent HU: Determine the parent handling unit of the sub-HU you are trying to post. You can do this by checking the HU