How To Fix CNV_10020474 - Object name &1 contains a character not allowed; choose a different name

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_10020 - Message class for package 10020

• Message number: 474

• Message text: Object name &1 contains a character not allowed; choose a different name

What causes this issue?

The name of the object contains a character that is not allowed by the
naming conventions. Allowed characters are letters, figures, the
underscore character and brackets.

How to fix this error?

Correct your entry.
&HINTS&
Be aware that also spaces are not allowed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_10020474 - Object name &1 contains a character not allowed; choose a different name ?

  The SAP error message CNV_10020474 indicates that an object name you are trying to use contains characters that are not allowed according to SAP naming conventions. This error typically arises during data migration or conversion processes, particularly when using SAP's Data Migration tools or during the execution of certain programs.
  Cause:
  The error is caused by the presence of invalid characters in the object name. SAP has specific rules regarding the naming of objects, which generally include:
  
  Object names must start with a letter (A-Z).
  They can contain letters, numbers (0-9), and underscores (_).
  Special characters (e.g., spaces, punctuation marks, etc.) are not allowed.
  The length of the object name may also be restricted (usually up to 30 characters).
  
  Solution:
  To resolve this error, you should:
  
  Identify the Object Name: Check the object name that triggered the error. The error message will typically provide the name in the placeholder &1.
  Modify the Object Name: Change the object name to comply with SAP's naming conventions. Ensure that:
  
  It starts with a letter.
  It contains only allowed characters (letters, numbers, underscores).
  It does not exceed the maximum length.
  
  
  Re-run the Process: After modifying the object name, re-run the process that caused the error to see if it resolves the issue.
  
  Related Information:
  
  SAP Documentation: Refer to the SAP documentation for specific naming conventions and guidelines for the type of object you are working with (e.g., tables, programs, function modules).
  Transaction Codes: If you are using specific transaction codes for data migration (like LSMW, LTMC, etc.), check the configuration settings to ensure that object names are being generated correctly.
  Error Logs: Review any error logs or detailed messages that may provide additional context about the error.
  
  By following these steps, you should be able to resolve the CNV_10020474 error and successfully proceed with your SAP data migration or conversion tasks.