How To Fix IEN120 - Installation date is before posting date

SAP Error Message - Details

• Message type: E = Error

• Message class: IEN -

• Message number: 120

• Message text: Installation date is before posting date

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IEN120 - Installation date is before posting date ?

  The SAP error message IEN120, which states "Installation date is before posting date," typically occurs when there is a mismatch between the installation date of an asset and the posting date of a transaction related to that asset. This error is common in asset accounting and can arise during various processes, such as asset acquisition, transfer, or retirement.
  Cause:
  
  Incorrect Dates: The installation date of the asset is set to a date that is earlier than the posting date of the transaction being processed.
  System Configuration: The system may have specific settings that prevent posting transactions with dates that do not align correctly with the asset's installation date.
  Data Entry Errors: Manual entry errors when inputting dates can lead to this issue.
  
  Solution:
  To resolve the IEN120 error, you can take the following steps:
  
  
  Check Dates:
  
  Verify the installation date of the asset in the asset master record. Ensure that it is set to a date that is on or before the posting date of the transaction you are trying to execute.
  If the installation date is incorrect, you may need to change it to a valid date.
  
  
  
  Adjust Posting Date:
  
  If the installation date is correct, consider adjusting the posting date of the transaction to a date that is on or after the installation date.
  
  
  
  Review Transaction:
  
  Ensure that the transaction you are trying to post is appropriate for the asset's current status and that all related data is accurate.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help resources for specific guidelines on asset accounting and date handling.
  
  
  
  Seek Help from SAP Support:
  
  If the issue persists, consider reaching out to your SAP support team or consulting SAP Notes for any known issues or patches related to this error.
  
  
  
  Related Information:
  
  Asset Master Record: The asset master record contains critical information about the asset, including installation date, acquisition date, and other relevant details.
  Posting Periods: Ensure that the posting period is open for the transaction date you are trying to use.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as AS01 (Create Asset), AS02 (Change Asset), and AS03 (Display Asset) to manage asset records effectively.
  
  By following these steps, you should be able to resolve the IEN120 error and proceed with your asset-related transactions in SAP.