How To Fix /PM0/ABX_MESSAGES001 - &1 objects from category &2 found - one object was expected

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/ABX_MESSAGES -

• Message number: 001

• Message text: &1 objects from category &2 found - one object was expected

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PM0/ABX_MESSAGES001 - &1 objects from category &2 found - one object was expected ?

  The SAP error message /PM0/ABX_MESSAGES001 typically indicates that the system expected to find a single object of a certain category but found multiple objects instead. This can occur in various contexts, such as when dealing with master data, configuration settings, or transactional data.
  Cause:
  
  Data Duplication: The most common cause of this error is that there are duplicate entries in the database for the specified category. The system is designed to work with unique identifiers, and finding more than one object violates this expectation.
  Configuration Issues: There may be a misconfiguration in the system that leads to the retrieval of multiple objects instead of one.
  Incorrect Input: The input parameters or filters used to query the objects may not be specific enough, leading to multiple results being returned.
  
  Solution:
  
  
  Check for Duplicates: 
  
  Use transaction codes like SE16 or SE11 to check the relevant database tables for duplicate entries. Identify and resolve any duplicates.
  If duplicates are found, determine which entry is valid and remove or archive the others as necessary.
  
  
  
  Review Configuration:
  
  Check the configuration settings related to the category in question. Ensure that the settings are correct and that they align with the expected data model.
  If necessary, consult with your SAP Basis or functional team to review the configuration.
  
  
  
  Refine Input Parameters:
  
  If the error occurs during a specific transaction or report, review the input parameters. Make sure they are specific enough to return a single object.
  Adjust filters or selection criteria to narrow down the results.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can trace the program execution to see where the error is being triggered. This can provide insights into why multiple objects are being returned.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or notes related to the specific module or functionality you are working with. There may be known issues or additional guidance available.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. Provide them with detailed information about the error, including the context in which it occurs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (Data Browser), SE11 (Data Dictionary), and SE80 (Object Navigator) for data inspection and debugging.
  SAP Notes: Search the SAP Support Portal for notes related to this error message. There may be patches or updates that address the issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered and resolved the same error.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.