How To Fix DB842 - Exponent empty

SAP Error Message - Details

• Message type: E = Error

• Message class: DB - Messages for logical databases and background processing

• Message number: 842

• Message text: Exponent empty

What causes this issue?

You entered a floating point number with an empty exponent (that is, it
contained the exponent sign ("E"), but nothing after it).

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

A vaild floating point number is constructed as follows: sign
(optional), mantissa (with decimal places and thousand separators as
required), and the exponent (optional), consisting of the "E"
character, a sign (optional) and the exponent itself.
&ABAP_EXAMPLES&,,
-1&V1&234&V2&567E-07
4
+999E7
4&V2&56

System Response

The system cannot accept your input.

How to fix this error?

Correct your entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DB842 - Exponent empty ?

  The SAP error message DB842 "Exponent empty" typically occurs in the context of database operations, particularly when dealing with numeric data types or calculations that involve exponentiation. This error indicates that there is an issue with the exponent part of a numeric expression, which is expected to be present but is missing or empty.
  Causes:
  
  Data Type Issues: The error may arise if the data being processed is not in the expected numeric format, leading to an empty exponent.
  Invalid Calculations: If a calculation involves exponentiation and the exponent is not properly defined or is null, this error can occur.
  Database Constraints: There may be constraints or rules in the database that prevent certain operations from being performed if the data does not meet specific criteria.
  Programming Errors: If custom ABAP code or SQL queries are involved, there may be logical errors in how the exponent is being calculated or referenced.
  
  Solutions:
  
  Check Data Types: Ensure that the data types of the variables involved in the calculation are correct and that they are not null or empty.
  Validate Input Data: Before performing calculations, validate the input data to ensure that all required fields are populated and contain valid numeric values.
  Review Code Logic: If the error is occurring in custom code, review the logic to ensure that the exponent is being correctly defined and is not left empty.
  Debugging: Use debugging tools to trace the execution of the code and identify where the exponent is being set or calculated. This can help pinpoint the source of the issue.
  Database Constraints: Check for any database constraints that might be affecting the operation and ensure that the data being processed adheres to these constraints.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common errors.
  Documentation: Review the SAP documentation for the specific database or module you are working with to understand the expected data formats and constraints.
  Community Forums: Engage with SAP community forums or support channels where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for further assistance, providing them with detailed information about the context in which the error occurs.