How To Fix EIT_REGISTRY021 - Item &1 must be 'Collection-Based' for chosen Availability.

EIT_REGISTRY021 - Overview

• Message type: E = Error

• Message class: EIT_REGISTRY - Extension Item Template: Messages for Registry Check

• Message number: 021

• Message text: Item &1 must be 'Collection-Based' for chosen Availability.

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 EIT_REGISTRY021 - Item &1 must be 'Collection-Based' for chosen Availability. ?

  The SAP error message EIT_REGISTRY021 indicates that the item you are trying to process must be "Collection-Based" for the chosen availability. This error typically arises in the context of SAP's Extended Warehouse Management (EWM) or similar modules where item availability and handling characteristics are defined.
  
  Cause:
  The error occurs when:
  
  The item you are working with is not configured as a "Collection-Based" item in the system.
  The availability check or the process you are trying to execute requires the item to be of a specific type (in this case, "Collection-Based").
  There may be a mismatch between the item type and the availability strategy being applied.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Item Configuration:
  
  Go to the material master data for the item in question (transaction code MM03).
  Verify the settings under the relevant views (e.g., Basic Data, Sales, MRP, etc.) to ensure that the item is set up as "Collection-Based."
  
  
  
  Adjust Availability Check:
  
  Review the availability