How To Fix COM_PRODUCT_API012 - Internal API error: &1 can only be called once per transaction


COM_PRODUCT_API012 - Overview

  • Message type: E = Error

  • Message class: COM_PRODUCT_API - Messages for Product Interfaces

  • Message number: 012

  • Message text: Internal API error: &1 can only be called once per transaction

  • Show details Hide details
  • What causes this issue?

    A program called a function module more than once within a transaction.
    This is not allowed.

    System Response

    The API call is not processed further.

    How to fix this error?

    Contact your system administrator as this is an internal error.

    Procedure for System Administrators

    The system issues an error message and will not allow you to continue with this transaction until the error is resolved.


    Error message extract from SAP system. Copyright SAP SE.


Smart SAP Assistant

  • What is the cause and solution for SAP error message COM_PRODUCT_API012 - Internal API error: &1 can only be called once per transaction ?
    The SAP error message COM_PRODUCT_API012 indicates that a specific API function can only be called once per transaction. This error typically arises in scenarios where a function or method is invoked multiple times within the same transaction context, which is not allowed by the API's design.
    
    Cause: Multiple Calls: The most common cause is that the API function is being called multiple times in a single transaction. This could happen due to loops or repeated calls in the code. Transaction Management: The transaction management in your code may not be correctly structured, leading to multiple invocations of the same API. Incorrect Logic: There may be a logical error in the program that leads to the function being called more than once unintentionally.
    Solution: Review Code Logic: Check the code where the API is being called. Ensure that the function is only invoked once per transaction. You may need to refactor your code to prevent multiple calls. Use

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