How To Fix PG823 - Incorrect character in numeric key

SAP Error Message - Details

• Message type: E = Error

• Message class: PG - Error Messages for Master Data Programs

• Message number: 823

• Message text: Incorrect character in numeric key

What causes this issue?

A numeric entry contains characters that are not digits. Please note
that blank characters are not allowed in numeric entries either.

System Response

How to fix this error?

Correct the entry.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message PG823 - Incorrect character in numeric key ?

  The SAP error message PG823 "Incorrect character in numeric key" typically occurs when there is an issue with the format of a numeric key that is expected by the system. This error can arise in various contexts, such as when entering data in a transaction, uploading data, or processing records.
  Cause:
  
  Invalid Characters: The numeric key may contain invalid characters such as letters, special characters, or spaces that are not allowed in a numeric field.
  Data Type Mismatch: The field may be defined as a numeric type in the database, but the input provided is in a different format (e.g., alphanumeric).
  Leading or Trailing Spaces: Sometimes, leading or trailing spaces in the input can cause this error.
  Incorrect Data Entry: Users may inadvertently enter incorrect data while filling out forms or uploading files.
  
  Solution:
  
  Check Input Data: Review the input data for the numeric key and ensure that it contains only valid numeric characters (0-9). Remove any letters, special characters, or spaces.
  Trim Spaces: If the input is coming from a user interface or a file, ensure that there are no leading or trailing spaces. You can use functions to trim spaces if you are processing data programmatically.
  Data Validation: Implement validation checks in your application or data entry forms to ensure that only valid numeric keys are accepted.
  Review Data Types: Ensure that the data type of the field in the database matches the expected input. If the field is defined as numeric, ensure that the input adheres to this definition.
  Error Handling: If this error occurs during data uploads or batch processing, consider implementing error handling to catch and log these errors for further analysis.
  
  Related Information:
  
  SAP Documentation: Refer to SAP's official documentation or help resources for more details on data types and field definitions.
  Transaction Codes: If this error occurs in a specific transaction, check the transaction code and its related configuration settings.
  User Forums: SAP community forums and user groups can be helpful for finding similar issues and solutions shared by other users.
  Debugging: If you have access to development tools, consider debugging the process to identify where the invalid input is being generated.
  
  By following these steps, you should be able to resolve the PG823 error and ensure that numeric keys are entered correctly in your SAP system.