How To Fix WV770 - An overflow occurred during totaling in the basic list

SAP Error Message - Details

• Message type: E = Error

• Message class: WV - Messages about Sales Price Calculation

• Message number: 770

• Message text: An overflow occurred during totaling in the basic list

What causes this issue?

The sums of the line items in the column "Final Price" and/or "Net SP"
in the market-basket price calculation exceed the output lengths of the
corresponding field values in the totals row of the basic list.

System Response

The field values "Final price" and/or "Net SP" are set to the maximum
value in the totals row of the basic list.

How to fix this error?

Check the values of the line items in the column "Final Price" and/or
"Net SP" and correct the excessive single values.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WV770 - An overflow occurred during totaling in the basic list ?

  The SAP error message WV770, which states "An overflow occurred during totaling in the basic list," typically occurs when the system attempts to calculate totals that exceed the maximum limit for numeric values in the report or list being generated. This can happen in various scenarios, such as when dealing with large datasets or when the values being totaled are particularly high.
  Causes:
  
  Large Numeric Values: The data being processed contains very large numbers that exceed the maximum limit for the data type used in the report.
  Data Type Limitations: The data type used for storing totals may not be sufficient to handle the size of the numbers being totaled (e.g., using an integer type that cannot accommodate large sums).
  Incorrect Configuration: The report or query may be incorrectly configured, leading to unexpected results or calculations.
  
  Solutions:
  
  Check Data Values: Review the data being processed to identify any unusually large values that may be causing the overflow. If possible, filter out or aggregate data to reduce the size of the numbers being totaled.
  Adjust Data Types: If you have access to the underlying data structures, consider changing the data type used for totals to a larger type (e.g., from integer to decimal or long integer) that can accommodate larger values.
  Modify Report Settings: If the error occurs in a specific report, check the report settings and configurations. You may need to adjust the way totals are calculated or displayed.
  Use Aggregation: Instead of calculating totals directly, consider using aggregation functions that can handle larger datasets more effectively.
  Consult Documentation: Review SAP documentation or notes related to the specific transaction or report to see if there are known issues or recommended practices for handling large datasets.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any updates or patches related to this error message. SAP frequently releases notes that address specific issues or provide guidance on best practices.
  Performance Considerations: If you are working with large datasets, consider performance optimization techniques, such as indexing or partitioning data, to improve processing times and reduce the likelihood of overflows.
  Testing: If changes are made to the report or data types, thoroughly test the report with various datasets to ensure that the issue is resolved and that no new issues are introduced.
  
  If the problem persists after trying these solutions, it may be beneficial to reach out to SAP support for further assistance.