How To Fix SY147 - Argument for SIN or COS is too big

SAP Error Message - Details

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 147

• Message text: Argument for SIN or COS 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 SY147 - Argument for SIN or COS is too big ?

  The SAP error message SY147 ("Argument for SIN or COS is too big") typically occurs when you are trying to compute the sine (SIN) or cosine (COS) of a value that exceeds the acceptable range for these mathematical functions. In many programming environments, including ABAP (the programming language used in SAP), the sine and cosine functions expect their arguments to be in radians, and very large values can lead to overflow or undefined behavior.
  Cause:
  
  Large Input Values: The most common cause of this error is that the input value (angle) provided to the SIN or COS function is too large. This can happen if the value is not properly normalized or if it is calculated incorrectly.
  Data Type Issues: If the variable holding the angle is of a data type that cannot handle large numbers, it may lead to this error.
  Incorrect Calculations: If the angle is derived from other calculations, there may be an error in those calculations leading to an unexpectedly large value.
  
  Solution:
  
  Normalize the Input: Since the sine and cosine functions are periodic, you can normalize the input value to a range that is manageable. For example, you can reduce the angle modulo (2\pi) (approximately 6.28319) to bring it within a valid range:
  DATA: lv_angle TYPE f.
  lv_angle = lv_angle MOD ( 2 * 3.14159 ). " Normalize to [0, 2p]
  
  Check Data Types: Ensure that the variable used for the angle is of an appropriate data type that can handle the expected range of values. Using a floating-point type (like F) is usually recommended for angles.
  Debug Calculations: If the angle is derived from other calculations, review those calculations to ensure they are correct and do not produce excessively large values.
  Error Handling: Implement error handling to catch this error and provide a meaningful message or fallback behavior.
  
  Related Information:
  
  Mathematical Functions in ABAP: The SIN and COS functions are part of the standard mathematical functions available in ABAP. They expect input in radians.
  Periodic Nature of Trigonometric Functions: Remember that both sine and cosine functions are periodic with a period of (2\pi). This means that you can always reduce the input angle to a smaller equivalent angle.
  Documentation: Refer to the SAP documentation for more details on mathematical functions and their usage in ABAP.
  
  By following these steps, you should be able to resolve the SY147 error and ensure that your calculations involving sine and cosine functions work correctly.