How To Fix AO420 - Incorrect flag in change parameter &1 row &2

SAP Error Message - Details

• Message type: E = Error

• Message class: AO - Appropriation requests - Master data / Customizing

• Message number: 420

• Message text: Incorrect flag in change parameter &1 row &2

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 AO420 - Incorrect flag in change parameter &1 row &2 ?

  The SAP error message AO420 "Incorrect flag in change parameter &1 row &2" typically occurs in the context of Asset Accounting (FI-AA) when there is an issue with the data being processed in a transaction related to asset management. This error indicates that there is an inconsistency or an invalid value in the change parameters for an asset.
  Cause:
  
  Invalid Data: The error often arises when the data being passed to the system for processing an asset transaction contains invalid flags or parameters.
  Configuration Issues: There may be configuration issues in the Asset Accounting settings that lead to incorrect flags being set.
  Data Corruption: Sometimes, data corruption in the asset master records or transaction data can lead to this error.
  Custom Code: If there are custom enhancements or modifications in the asset accounting processes, they might be causing the error due to incorrect handling of parameters.
  
  Solution:
  
  Check Input Data: Review the data being input for the transaction. Ensure that all flags and parameters are valid and conform to the expected values.
  Review Configuration: Check the configuration settings in Asset Accounting to ensure that they are set up correctly. This includes reviewing the settings for asset classes, depreciation areas, and other related configurations.
  Data Consistency Check: Run a consistency check on the asset master records and transaction data to identify any inconsistencies or corruption.
  Debugging: If the error persists, consider debugging the transaction to identify the exact point of failure and the values being processed. This may require the assistance of a developer or SAP support.
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve known issues.
  Consult Documentation: Review the SAP documentation related to Asset Accounting for any additional insights or troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to asset management, such as AS01 (Create Asset), AS02 (Change Asset), or AS03 (Display Asset).
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP support for assistance, providing them with detailed information about the error, including the transaction code, input data, and any relevant logs.
  Community Forums: Engaging with SAP community forums can also provide insights from other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify the cause of the AO420 error and implement a solution to resolve it.