How To Fix SPXN031 - Qualified name '&1' is invalid; contains not permitted characters

SAP Error Message - Details

• Message type: E = Error

• Message class: SPXN - Proxy Generation

• Message number: 031

• Message text: Qualified name '&1' is invalid; contains not permitted characters

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SPXN031 - Qualified name '&1' is invalid; contains not permitted characters ?

  The SAP error message SPXN031 indicates that a qualified name (such as a variable name, function name, or other identifiers) contains characters that are not permitted according to SAP's naming conventions. This error typically arises when the name includes invalid characters, such as spaces, special characters, or starts with a number.
  Causes:
  
  
  Invalid Characters: The qualified name may contain characters that are not allowed, such as:
  
  Spaces
  Special characters (e.g., @, #, $, %, &, etc.)
  Starting with a number
  Using reserved keywords
  
  
  
  Incorrect Naming Conventions: The name may not adhere to the specific naming conventions set by SAP for the type of object you are working with.
  
  
  Copy-Paste Issues: Sometimes, copying and pasting names from other sources can introduce hidden characters or formatting issues.
  
  
  Solutions:
  
  
  Check Naming Conventions: Ensure that the qualified name follows SAP's naming conventions. For example:
  
  Use only alphanumeric characters (A-Z, a-z, 0-9).
  Avoid starting the name with a number.
  Do not use special characters or spaces.
  
  
  
  Rename the Object: If you identify that the name is invalid, rename the object to a valid name that adheres to the conventions.
  
  
  Review Documentation: Consult the SAP documentation for the specific type of object you are working with to understand the naming rules.
  
  
  Use Transaction Codes: If applicable, use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Module) to check the names of objects and ensure they are valid.
  
  
  Debugging: If the error occurs during runtime, check the code or configuration that generates the qualified name to ensure it constructs valid names.
  
  
  Related Information:
  
  SAP Naming Conventions: Familiarize yourself with the specific naming conventions for different types of objects in SAP (e.g., tables, fields, function modules).
  SAP Community: Engage with the SAP Community forums for additional insights and solutions from other users who may have encountered similar issues.
  SAP Notes: Check SAP Notes for any specific issues or updates related to the error message SPXN031.
  
  By following these steps, you should be able to resolve the SPXN031 error and ensure that your qualified names are valid within the SAP environment.