How To Fix /ISDFPS/LM_STB_APP518 - Assignment of maintenance item &1 (&2) to technical object &3 was removed

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/LM_STB_APP -

• Message number: 518

• Message text: Assignment of maintenance item &1 (&2) to technical object &3 was removed

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 /ISDFPS/LM_STB_APP518 - Assignment of maintenance item &1 (&2) to technical object &3 was removed ?

  The SAP error message /ISDFPS/LM_STB_APP518 indicates that the assignment of a maintenance item to a technical object has been removed. This typically occurs in the context of SAP's Plant Maintenance (PM) or similar modules where maintenance items are linked to technical objects (like equipment or functional locations).
  Cause:
  
  Manual Removal: The assignment may have been manually removed by a user or through a process that updates the maintenance item assignments.
  Data Consistency Issues: There may be inconsistencies in the data, such as missing or incorrect entries in the database that lead to the removal of the assignment.
  System Configuration: Certain configurations or settings in the system may lead to automatic removal of assignments under specific conditions.
  Business Logic: The business logic defined in the system may dictate that certain conditions must be met for an assignment to remain valid, and if those conditions are not met, the assignment is removed.
  
  Solution:
  
  Check Assignment History: Review the history of the maintenance item and the technical object to understand when and why the assignment was removed.
  Reassign the Maintenance Item: If the removal was not intended, you can manually reassign the maintenance item to the technical object.
  Review Configuration Settings: Check the configuration settings in the SAP system to ensure that they are set up correctly and do not inadvertently cause assignments to be removed.
  Data Consistency Check: Run data consistency checks to identify any issues in the database that may have led to the removal of the assignment.
  Consult Documentation: Refer to SAP documentation or notes related to this specific error message for any known issues or additional troubleshooting steps.
  User Authorization: Ensure that the user performing the assignment has the necessary authorizations to make changes to the maintenance items and technical objects.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like IW31 (Create Maintenance Order), IW32 (Change Maintenance Order), or IE01 (Create Equipment) to manage maintenance items and technical objects.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional context.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  By following these steps, you should be able to identify the cause of the error and take appropriate action to resolve it.