How To Fix BEH045 - Enter a vaild external name

SAP Error Message - Details

• Message type: E = Error

• Message class: BEH - message class for BEH

• Message number: 045

• Message text: Enter a vaild external name

What causes this issue?

The value entered in the <LS>External Name </>column is not valid.

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?

You can perform the following check:
Visit the Global Technical Name Catalog (GTNC) to get the list of
approved field names to be used in the <LS>External Name </>column.
Note: You can get the name approved in the GTNC.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message BEH045 - Enter a vaild external name ?

  The SAP error message BEH045, which states "Enter a valid external name," typically occurs when you are trying to enter an external name in a transaction or process that does not meet the required format or criteria set by the system. This error can arise in various contexts, such as when creating or modifying business partners, vendors, or customers.
  Causes:
  
  Invalid Characters: The external name may contain special characters or spaces that are not allowed.
  Length Restrictions: The external name may exceed the maximum length allowed by the system.
  Format Issues: The external name may not conform to the expected format (e.g., it may need to be alphanumeric).
  Missing Required Fields: Other related fields may not be filled out correctly, leading to validation errors.
  Configuration Issues: There may be specific configuration settings in the system that restrict the format of external names.
  
  Solutions:
  
  Check Input: Ensure that the external name you are entering does not contain any invalid characters or spaces. Stick to alphanumeric characters if required.
  Verify Length: Make sure that the external name does not exceed the maximum length specified in the system.
  Format Compliance: Confirm that the external name adheres to any specific format requirements set by your organization or the SAP system.
  Review Related Fields: Ensure that all required fields in the transaction are filled out correctly. Sometimes, the error may be triggered by an issue in another field.
  Consult Documentation: Refer to the SAP documentation or your organization's guidelines for the correct format and requirements for external names.
  System Configuration: If you suspect a configuration issue, consult with your SAP administrator or technical team to review the settings related to external names.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes, such as BP (Business Partner), XK01 (Create Vendor), or XD01 (Create Customer).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Authorizations: Ensure that you have the necessary permissions to create or modify the external name in the system.
  
  If the problem persists after trying the above solutions, it may be helpful to reach out to your SAP support team for further assistance.