How To Fix IM020 - Equipment &1 not in the structure of equipment &2

SAP Error Message - Details

• Message type: E = Error

• Message class: IM - Maintenance notifications

• Message number: 020

• Message text: Equipment &1 not in the structure of equipment &2

What causes this issue?

Equipment &V1&, to which the message refers, is not part of the
structure of equipment &V2&.

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check whether equipment &V2& really was affected by the malfunction at
equipment &V1&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message IM020 - Equipment &1 not in the structure of equipment &2 ?

  The SAP error message IM020, which states "Equipment &1 not in the structure of equipment &2," typically occurs in the context of equipment management within the SAP system. This error indicates that the system is unable to find the specified equipment (Equipment &1) in the hierarchical structure of another piece of equipment (Equipment &2). This can happen in various scenarios, such as when trying to perform operations like maintenance planning, reporting, or when managing equipment hierarchies.
  Causes:
  
  Incorrect Equipment Assignment: Equipment &1 may not be correctly assigned to the structure of Equipment &2. This could be due to manual errors during data entry or configuration.
  Data Inconsistency: There may be inconsistencies in the master data, such as missing or incorrect relationships between the equipment.
  Hierarchy Changes: If the hierarchy of equipment has been changed (e.g., equipment was moved or deleted), the system may not recognize the relationship anymore.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to view or manipulate the equipment structure.
  
  Solutions:
  
  Check Equipment Assignment: Verify that Equipment &1 is correctly assigned to the structure of Equipment &2. You can do this by navigating to the equipment master data and checking the hierarchy.
  Review Master Data: Ensure that the master data for both pieces of equipment is complete and accurate. Look for any missing links or incorrect entries.
  Recreate Relationships: If the relationship between the two pieces of equipment is missing, you may need to recreate it. This can be done through the equipment master data transaction (e.g., IE02 for changing equipment).
  Check for Changes: If there have been recent changes to the equipment hierarchy, review those changes to ensure they were implemented correctly.
  Authorization Check: Ensure that the user has the necessary authorizations to access and modify the equipment data.
  
  Related Information:
  
  Transaction Codes: Common transaction codes related to equipment management include:
  
  IE01: Create Equipment
  IE02: Change Equipment
  IE03: Display Equipment
  IL01: Create Functional Location
  IL02: Change Functional Location
  IL03: Display Functional Location
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Documentation: Refer to SAP documentation on Equipment Management for detailed guidance on managing equipment hierarchies and relationships.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in SAP Plant Maintenance (PM) or Equipment Management.