How To Fix 9J481 - Material & cannot be entered twice

9J481 - Overview

• Message type: E = Error

• Message class: 9J -

• Message number: 481

• Message text: Material & cannot be entered twice

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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9J481 - Details

• The SAP error message 9J481, which states "Material & cannot be entered twice," typically occurs in the context of material master data or during transactions where materials are being processed, such as in inventory management or procurement.
  
  Cause:
  This error usually arises when:
  
  Duplicate Entry: The system detects that the same material is being entered more than once in a single transaction or document. This can happen in various scenarios, such as during the creation of a purchase order, goods receipt, or inventory transfer.
  Configuration Settings: Certain configurations in the SAP system may restrict the entry of duplicate materials in specific transactions.
  Data Integrity Rules: SAP has built-in data integrity rules to prevent duplicate entries that could lead to inconsistencies in inventory management or financial reporting.
  
  
  Solution:
  To resolve the error, consider the following steps:
  
  
  Check for Duplicates: Review the transaction or document you are trying to process. Ensure that the material is not already listed. If it