How To Fix SY145 - Argument for EXP is too big

SAP Error Message - Details

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 145

• Message text: Argument for EXP is too big

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SY145 - Argument for EXP is too big ?

  The SAP error message SY145 ("Argument for EXP is too big") typically occurs when you are trying to calculate the exponential of a number that is too large for the system to handle. The EXP function in SAP ABAP (Advanced Business Application Programming) is used to calculate the exponential value of a given number, but it has limitations on the size of the input.
  Cause:
  The error is caused by passing a value to the EXP function that exceeds the maximum limit that can be processed. In ABAP, the EXP function can only handle certain ranges of input values, and if the input exceeds these limits, the system will throw this error.
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Input Values: Review the values being passed to the EXP function. Ensure that they are within a reasonable range. The typical limit for the input to the EXP function is around 709.78, as EXP(709.78) is the largest value that can be computed without causing an overflow.
  
  
  Implement Conditional Logic: If the input value can vary widely, implement conditional logic to handle cases where the value exceeds the limit. For example, you can cap the input value to a maximum threshold before passing it to the EXP function.
  DATA: lv_value TYPE f.
  lv_value = <your_value>.
  
  IF lv_value > 709.78.
    lv_value = 709.78. " Cap the value to avoid overflow
  ENDIF.
  
  DATA(lv_result) = EXP( lv_value ).
  
  
  Use Alternative Approaches: If you need to work with very large numbers, consider using logarithmic transformations or other mathematical techniques that can help you avoid direct computation of large exponentials.
  
  
  Debugging: If you are unsure where the value is coming from, use debugging tools to trace the value being passed to the EXP function. This can help you identify the source of the large input.
  
  
  Related Information:
  
  Documentation: Refer to the SAP ABAP documentation for more details on the EXP function and its limitations.
  Data Types: Ensure that the data types used for calculations are appropriate. Using floating-point types (like f) can help manage larger numbers, but they still have limits.
  Performance Considerations: Be mindful of performance when implementing checks or transformations, especially in loops or large datasets.
  
  By following these steps, you should be able to resolve the SY145 error and prevent it from occurring in the future.