How To Fix FG255 - Incorrect entry

SAP Error Message - Details

• Message type: E = Error

• Message class: FG - Program Error Messages

• Message number: 255

• Message text: Incorrect entry

What causes this issue?

Input value &v1& is not allowed

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?

Enter an "X" or a blank.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FG255 - Incorrect entry ?

  The SAP error message FG255 "Incorrect entry" typically occurs when there is an issue with the data being entered into a field or when the data does not meet the expected criteria for that field. This error can arise in various contexts, such as during data entry in transactions, configuration settings, or while processing documents.
  Causes of FG255 Error
  
  Invalid Input: The data entered does not conform to the expected format or value range. For example, entering a non-numeric value in a numeric field.
  Missing Required Fields: Certain fields may be mandatory, and if they are left blank or not filled out correctly, this error can occur.
  Data Type Mismatch: The data type of the input does not match the expected data type for that field.
  Incorrect Configuration: If the system configuration does not allow for the entered values, this error may be triggered.
  Authorization Issues: Sometimes, the user may not have the necessary permissions to enter certain data, leading to this error.
  
  Solutions to FG255 Error
  
  Check Input Values: Review the values you are entering to ensure they are valid and conform to the expected format. For example, if a field expects a date, ensure you are entering a valid date format.
  Verify Required Fields: Ensure that all mandatory fields are filled out correctly. Look for any asterisks (*) or other indicators that denote required fields.
  Consult Field Documentation: If available, refer to the field documentation or help text to understand the expected input for that field.
  Review Configuration Settings: If you have access, check the configuration settings related to the transaction or module you are working with to ensure they are set up correctly.
  Check User Authorizations: Ensure that you have the necessary permissions to perform the action you are attempting. If not, contact your system administrator for assistance.
  Use Transaction Codes: If applicable, use transaction codes like SE11 (Data Dictionary) or SE37 (Function Module) to check the underlying data structures and ensure they are correctly defined.
  
  Related Information
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the FG255 error. SAP frequently updates its knowledge base with solutions to common problems.
  Transaction Logs: Review transaction logs or system messages for additional context on the error, which may provide clues on how to resolve it.
  User Forums: Consider visiting SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact your SAP support team or consult with an SAP expert for further assistance.