How To Fix U1018 - Manual entries require tax company

SAP Error Message - Details

• Message type: E = Error

• Message class: U1 - Tax reporter interface

• Message number: 018

• Message text: Manual entries require tax company

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 U1018 - Manual entries require tax company ?

  The SAP error message U1018, which states "Manual entries require tax company," typically occurs when you are trying to post a transaction that requires a tax company code, but one has not been specified. This error is common in scenarios involving manual entries in financial documents, particularly when dealing with tax-related transactions.
  Cause:
  
  Missing Tax Company Code: The most common cause of this error is that the tax company code is not specified in the transaction you are trying to post. This is particularly relevant for manual entries where tax calculations are necessary.
  Configuration Issues: There may be configuration issues in the SAP system regarding tax settings or company code settings.
  Transaction Type: The type of transaction you are trying to post may require a tax company code, and if it is not provided, the system will throw this error.
  
  Solution:
  
  Specify Tax Company Code: Ensure that you enter the tax company code in the relevant field when making manual entries. This is usually found in the header or line item details of the transaction.
  Check Configuration: Review the configuration settings for tax in your SAP system. Ensure that the tax company code is properly defined and linked to the relevant company code.
  Transaction Type Review: Verify the type of transaction you are trying to post. If it requires a tax company code, ensure that all necessary fields are filled out correctly.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the transaction you are attempting to perform, as there may be additional requirements or settings that need to be adjusted.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its system, and there may be specific notes addressing this error.
  User Roles and Permissions: Ensure that the user has the necessary permissions to enter manual entries and that the tax company code is accessible.
  Testing in a Sandbox: If possible, replicate the issue in a test environment to better understand the cause and test potential solutions without affecting production data.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth assistance.