How To Fix SPXN030 - '&1' contains invalid character '&2'; only a(A)-z(Z), 0-9, "_" permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: SPXN - Proxy Generation

• Message number: 030

• Message text: '&1' contains invalid character '&2'; only a(A)-z(Z), 0-9, "_" permitted

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SPXN030 - '&1' contains invalid character '&2'; only a(A)-z(Z), 0-9, "_" permitted ?

  The SAP error message SPXN030 indicates that a certain string (denoted as &1) contains an invalid character (denoted as &2). This error typically arises when you are trying to use a name or identifier that does not conform to the allowed character set in SAP. The valid characters are limited to:
  
  Uppercase letters: A-Z
  Lowercase letters: a-z
  Digits: 0-9
  Underscore: _
  
  Cause
  The error is triggered when you attempt to create or modify an object (like a variable, table name, field name, etc.) that includes characters outside of the permitted set. Common causes include:
  
  Using special characters (e.g., spaces, punctuation, symbols).
  Starting the identifier with a number.
  Including non-alphanumeric characters.
  
  Solution
  To resolve this error, you should:
  
  
  Identify the Invalid Character: Check the string or identifier that is causing the error. The error message will specify which string (&1) and which invalid character (&2) is present.
  
  
  Modify the Identifier: Change the identifier to remove or replace the invalid character(s). Ensure that the new identifier only contains valid characters (A-Z, a-z, 0-9, and _).
  
  
  Follow Naming Conventions: Adhere to SAP's naming conventions for the specific type of object you are working with. For example, certain prefixes or formats may be required for custom objects.
  
  
  Test the Changes: After making the necessary changes, re-run the transaction or program to ensure that the error is resolved.
  
  
  Related Information
  
  SAP Documentation: Refer to the SAP Help Portal or specific documentation for the type of object you are working with to understand the naming conventions and restrictions.
  SAP Community: You can search for similar issues in the SAP Community forums, where other users may have encountered and resolved the same error.
  Debugging: If you are unsure where the invalid character is coming from, consider using debugging tools to trace the variable or identifier's value before the error occurs.
  
  By following these steps, you should be able to resolve the SPXN030 error and ensure that your identifiers conform to SAP's requirements.