How To Fix 33221 - Character '&2' in field name &1 is not permitted

SAP Error Message - Details

• Message type: E = Error

• Message class: 33 - Contexts

• Message number: 221

• Message text: Character '&2' in field name &1 is not 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message 33221 - Character '&2' in field name &1 is not permitted ?

  The SAP error message "33221 Character '&2' in field name &1 is not permitted" typically occurs when there is an invalid character in a field name within an SAP system. This error is often encountered during data entry, configuration, or when working with custom fields or structures.
  Cause:
  
  Invalid Characters: The field name contains characters that are not allowed in SAP. For example, special characters, spaces, or symbols that are not part of the standard naming conventions.
  Field Naming Conventions: SAP has specific rules for naming fields, which usually allow only alphanumeric characters and underscores. Any deviation from this can trigger the error.
  Custom Development: If you are working with custom developments (like ABAP programs, custom tables, or structures), the error may arise from the naming conventions not being followed.
  
  Solution:
  
  Check Field Name: Review the field name mentioned in the error message. Ensure that it adheres to SAP's naming conventions. Remove or replace any invalid characters.
  Modify Custom Fields: If the error is related to a custom field, go to the relevant development environment (like SE11 for Data Dictionary) and modify the field name to comply with the naming rules.
  Use Valid Characters: Ensure that only valid characters (letters, numbers, and underscores) are used in field names.
  Testing: After making changes, test the functionality again to ensure that the error is resolved.
  
  Related Information:
  
  SAP Naming Conventions: Familiarize yourself with SAP's naming conventions for fields, tables, and structures. This information can usually be found in SAP documentation or help files.
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary), SE80 (Object Navigator), or SE37 (Function Builder) to check and modify field definitions.
  SAP Notes: Check SAP Notes for any specific issues related to this error message. Sometimes, there may be patches or updates that address similar issues.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting the SAP community for further assistance.