How To Fix C1018 - Value & contains more than one decimal point

SAP Error Message - Details

• Message type: E = Error

• Message class: C1 - Characteristics maintenance messages

• Message number: 018

• Message text: Value & contains more than one decimal point

What causes this issue?

You have entered a character string that is to be interpreted as a
number. However, you have entered more than one decimal point to define
the decimal places. A decimal point can be either a period or a comma,
depending on the entry in your user profile.

System Response

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

How to fix this error?

Check the character string concerned and delete all but one decimal
point.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message C1018 - Value & contains more than one decimal point ?

  The SAP error message C1018, which states "Value & contains more than one decimal point," typically occurs when a numeric field is expected to contain a value with a single decimal point, but the input provided contains multiple decimal points. This can happen in various scenarios, such as data entry, file uploads, or during calculations.
  Cause:
  
  Incorrect Data Entry: Users may inadvertently enter a value with multiple decimal points (e.g., "123.45.67").
  Data Import Issues: If data is being imported from an external source (like a CSV file), the formatting of the data may not be consistent, leading to multiple decimal points.
  Formatting Errors: Sometimes, the way numbers are formatted in different locales can lead to confusion (e.g., using commas and periods interchangeably).
  Programmatic Errors: Custom programs or scripts that manipulate data may not handle decimal points correctly.
  
  Solution:
  
  Check Input Values: Review the input value that triggered the error. Ensure that it contains only one decimal point.
  Data Validation: Implement validation checks in the data entry process to prevent users from entering invalid values.
  Data Cleansing: If the error arises from imported data, clean the data to ensure that all numeric fields conform to the expected format before importing.
  Review Locale Settings: Ensure that the system's locale settings are consistent with the expected number format (e.g., using a period for decimal points).
  Debug Custom Code: If the error is occurring in a custom program, review the code to ensure that it correctly handles numeric values and does not introduce additional decimal points.
  
  Related Information:
  
  SAP Documentation: Refer to SAP's official documentation for more details on error messages and their handling.
  Transaction Codes: Depending on where the error occurs, you may need to check specific transaction codes related to data entry or data import.
  User Exits and BAdIs: If you are using custom enhancements, check if any user exits or BAdIs are affecting the data processing.
  SAP Notes: Search for relevant SAP Notes that may address this specific error or provide additional context.
  
  By following these steps, you should be able to identify the cause of the C1018 error and implement a solution to prevent it from occurring in the future.