How To Fix 29772 - Special character & is not supported for standard BOMs

SAP Error Message - Details

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 772

• Message text: Special character & is not supported for standard BOMs

What causes this issue?

You want to enter a name for a standard BOM and have used special
character &V1& in the character string you entered.
This is not possible, because only the following special characters are
supported for standard BOMs: <LB> - / _</>

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?

Please correct your entry.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 29772 - Special character & is not supported for standard BOMs ?

  The SAP error message 29772, which states "Special character & is not supported for standard BOMs," typically occurs when you are trying to create or modify a Bill of Materials (BOM) in SAP and you have included a special character that is not allowed in the BOM description or other fields.
  Cause:
  The error is caused by the presence of special characters (like &, %, $, #, etc.) in the BOM description or other fields that do not support such characters. SAP has specific rules regarding the characters that can be used in certain fields, and special characters can lead to issues in data processing and integrity.
  Solution:
  To resolve this error, you should:
  
  
  Identify the Field: Determine which field contains the special character. This could be the BOM description, component description, or any other related field.
  
  
  Remove or Replace Special Characters: Edit the BOM and remove or replace any special characters with acceptable alphanumeric characters. For example, if you have a description like "Component & Part", change it to "Component and Part" or "Component A Part".
  
  
  Check for Other Fields: Ensure that other related fields do not contain unsupported characters as well.
  
  
  Save Changes: After making the necessary changes, try saving the BOM again.
  
  
  Related Information:
  
  SAP Documentation: Refer to the SAP Help Portal or your organization's SAP documentation for guidelines on valid characters for BOMs.
  Transaction Codes: You may be using transaction codes like CS01 (Create BOM), CS02 (Change BOM), or CS03 (Display BOM) when encountering this error.
  User Exits and Enhancements: If your organization has custom enhancements or user exits, check if they impose additional restrictions on BOM fields.
  Testing: After making changes, test the BOM creation or modification process to ensure that the error does not recur.
  
  If the problem persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.