How To Fix W4120 - &: & assembly in the maintenance order

SAP Error Message - Details

• Message type: E = Error

• Message class: W4 - Messages for material discontinuation

• Message number: 120

• Message text: &: & assembly in the maintenance order

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message W4120 - &: & assembly in the maintenance order ?

  Certainly! Here's a detailed explanation regarding the SAP error message W4120:
  
  SAP Message W4120:
  Message Text:
  
  &: & assembly in the maintenance order
  
  1. Cause of the Error
  The message W4120 typically occurs in the context of maintenance orders in SAP Plant Maintenance (PM) module. It usually indicates an issue related to the assembly assignment in the maintenance order.
  
  The message placeholders &: & are replaced at runtime with specific values, for example, the assembly number or description.
  The warning or error arises when the system detects that the assembly (equipment or functional location) assigned to the maintenance order is either missing, inconsistent, or not properly maintained.
  This can happen if:
  
  The assembly (equipment or functional location) is not assigned to the maintenance order but is required.
  The assembly data is incomplete or inconsistent.
  The assembly is not valid for the order type or maintenance task.
  There is a mismatch between the assembly in the order header and the operations/components.
  
  
  
  
  2. Solution
  To resolve the W4120 message, follow these steps:
  
  
  Check the Assembly Assignment:
  
  Go to the maintenance order and verify the assembly (equipment or functional location) assigned in the order header.
  Ensure that the assembly is correctly entered and corresponds to the actual object to be maintained.
  
  
  
  Verify Master Data:
  
  Check the equipment or functional location master data for completeness and correctness.
  Make sure the assembly is active and valid.
  
  
  
  Consistency Check:
  
  Ensure that the assembly assigned in the order header matches the assembly referenced in the operations or components.
  If the order involves assemblies/components, verify that they are correctly linked.
  
  
  
  Order Type and Task List:
  
  Confirm that the order type allows the assembly assignment.
  Check the task list or maintenance plan for correct assembly references.
  
  
  
  Update or Correct the Assembly:
  
  If the assembly is missing, assign the correct equipment or functional location.
  If the assembly is incorrect, update it accordingly.
  
  
  
  Recreate or Adjust the Order:
  
  In some cases, it may be necessary to recreate the order or adjust the order structure to align with the assembly requirements.
  
  
  
  
  3. Related Information
  
  
  Transaction Codes:
  
  IW32 - Change Maintenance Order
  IW31 - Create Maintenance Order
  IE02 - Change Equipment
  IL02 - Change Functional Location
  
  
  
  SAP Notes and Documentation:
  
  Check SAP Notes related to PM order processing and assembly assignment.
  Review SAP Help Portal documentation on Maintenance Orders and Assembly Management.
  
  
  
  Common Scenarios:
  
  When creating or changing a maintenance order, the system expects a valid assembly to be assigned.
  Assemblies are critical for correct costing, scheduling, and execution of maintenance tasks.
  
  
  
  Message Class:
  
  The message W4120 belongs to message class W4 (related to PM orders).
  
  
  
  
  Summary
  
  
  
  Aspect
  Details
  
  
  
  
  Cause
  Missing or inconsistent assembly (equipment/functional location) in the maintenance order.
  
  
  Solution
  Verify and correct the assembly assignment in the order header and related master data.
  
  
  Related
  Use transactions IW31/IW32, IE02, IL02; check SAP Notes and PM documentation.
  
  
  
  
  If you provide the exact text of the message with the placeholders replaced, I can give a more precise explanation. But generally, W4120 warns about assembly issues in maintenance orders that need correction for proper processing.
  
  Let me know if you need help with specific steps or further troubleshooting!