How To Fix /MVA/AMC_BM_MSG858 - Start date must be after or same as start date of liability B/M (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: /MVA/AMC_BM_MSG -

• Message number: 858

• Message text: Start date must be after or same as start date of liability B/M (&1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /MVA/AMC_BM_MSG858 - Start date must be after or same as start date of liability B/M (&1) ?

  The SAP error message /MVA/AMC_BM_MSG858 indicates that there is a date validation issue related to a liability in the system. Specifically, the error states that the start date you are trying to enter must be the same as or later than the start date of an existing liability.
  Cause:
  This error typically occurs in the context of managing liabilities or obligations in SAP, particularly in modules related to asset management or financial accounting. The likely causes include:
  
  Date Conflict: The start date you are trying to set for a new liability or transaction is earlier than the start date of an existing liability.
  Data Entry Error: There may have been a mistake in entering the dates, leading to an invalid configuration.
  Business Logic: The system is designed to prevent overlapping liabilities, which is a common requirement in financial systems to ensure accurate accounting and reporting.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Liabilities: Review the existing liabilities in the system to identify their start dates. You can do this by navigating to the relevant transaction or report that lists liabilities.
  
  
  Adjust the Start Date: Modify the start date of the new liability or transaction you are trying to create. Ensure that it is the same as or later than the start date of the existing liability.
  
  
  Consult Documentation: If you are unsure about the business rules governing the start dates, consult your organization's SAP documentation or reach out to your SAP support team for clarification.
  
  
  Data Validation: Ensure that all date fields are correctly filled out and that there are no typos or incorrect formats.
  
  
  Testing: After making the necessary adjustments, try to save or process the transaction again to see if the error persists.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. Sometimes, there may be updates or fixes provided by SAP.
  Transaction Codes: Familiarize yourself with relevant transaction codes that deal with liabilities, such as FBL1N (Vendor Line Item Display) or FBL3N (G/L Account Line Item Display), to help you navigate and troubleshoot.
  User Roles and Permissions: Ensure that you have the necessary permissions to create or modify liabilities in the system, as restrictions may also lead to errors.
  
  If the issue persists after following these steps, it may be beneficial to engage with your SAP support team or a consultant who specializes in the specific module you are working with.