How To Fix M8_2145 - Enter the tax base amount only when you post directly to a tax account.

SAP Error Message - Details

• Message type: E = Error

• Message class: M8_2 - Logistics Invoice Verification

• Message number: 145

• Message text: Enter the tax base amount only when you post directly to a tax account.

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 M8_2145 - Enter the tax base amount only when you post directly to a tax account. ?

  The SAP error message M8_2145, "Enter the tax base amount only when you post directly to a tax account," typically occurs when you are trying to post a transaction that involves tax calculations, but the system detects that the tax base amount is being entered incorrectly or inappropriately for the type of account you are using.
  Cause:
  
  Incorrect Account Type: The error usually arises when you are trying to post to a non-tax account while also entering a tax base amount. Tax base amounts should only be entered when posting directly to tax accounts (e.g., VAT accounts).
  Configuration Issues: There may be configuration issues in the tax settings or account determination in the SAP system.
  Transaction Type: The type of transaction you are trying to post may not require a tax base amount, leading to this error.
  
  Solution:
  
  Check Account Type: Ensure that you are posting to the correct account type. If you are posting to a non-tax account, do not enter a tax base amount.
  Review Posting Logic: If you are supposed to post to a tax account, verify that the account is correctly set up in the system to handle tax postings.
  Adjust Transaction: If the transaction does not require a tax base amount, simply remove the entry for the tax base amount and try posting again.
  Consult Configuration: If you suspect a configuration issue, consult with your SAP FI/CO consultant to review the tax configuration settings and account determination rules.
  Documentation: Refer to SAP documentation or help resources for specific guidelines on posting transactions involving tax accounts.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance.
  Transaction Codes: Familiarize yourself with transaction codes related to tax postings, such as FB50 (General Ledger Account Posting) or F-02 (General Posting).
  User Training: Ensure that users are trained on the correct procedures for posting transactions involving tax accounts to minimize errors.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or your internal SAP team for further troubleshooting.