How To Fix AQV013 - Function modules may only be used once

AQV013 - Overview

• Message type: E = Error

• Message class: AQV - Message texts for SAP Query

• Message number: 013

• Message text: Function modules may only be used once

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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Smart SAP Assistant

• What is the cause and solution for SAP error message AQV013 - Function modules may only be used once ?

  The SAP error message AQV013, which states "Function modules may only be used once," typically occurs in the context of ABAP programming when a function module is being called multiple times in a way that is not allowed. This error is often related to the use of function modules that are designed to be called only once within a particular context, such as when they are used in a specific transaction or report.
  
  Cause:
  
  Multiple Calls: The function module is being called multiple times in a single execution context, which is not permitted.
  Incorrect Logic: The logic in the ABAP program may inadvertently lead to multiple calls to the same function module.
  Improper Use of Function Modules: Some function modules are designed to be used in a specific way, and calling them outside of that context can lead to this error.
  
  
  Solution:
  
  Review the Code: Check the ABAP code to identify where the function module is