How To Fix WE307 - It is only useful to specify a length for numeric EANs

SAP Error Message - Details

• Message type: E = Error

• Message class: WE - Messages for EAN Customizing and for EAN management in MM_BD

• Message number: 307

• Message text: It is only useful to specify a length for numeric EANs

What causes this issue?

You have specified the length in which an International Article Number
(EAN) with leading zeros is displayed. However, this is of use only for
purely numerical EANs.

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?

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 WE307 - It is only useful to specify a length for numeric EANs ?

  Certainly! Here's a detailed explanation for the SAP error message WE307:
  
  SAP Error Message: WE307
  Message Text:
  
  It is only useful to specify a length for numeric EANs
  
  Cause
  This error occurs during IDoc processing or EDI data mapping when defining or handling EAN (European Article Number) fields. The system expects that the length specification for EAN fields should only be provided if the EAN is numeric.
  
  EAN fields are typically numeric codes used for product identification.
  If a length is specified for an EAN that is not numeric (e.g., alphanumeric or contains special characters), the system raises this warning/error.
  This is because specifying a length for non-numeric EANs is not meaningful or supported by the system.
  
  
  When does it occur?
  
  During IDoc segment or field definition in WE31 or WE30.
  When mapping or validating EAN fields in EDI transactions.
  When customizing or extending IDoc segments that include EAN fields.
  When using message types or segments that include EAN fields with length restrictions.
  
  
  Solution
  
  
  Check the EAN field definition:
  
  Verify if the EAN field is defined as numeric or alphanumeric.
  If the EAN is numeric, specifying a length is valid.
  If the EAN is alphanumeric, remove the length specification.
  
  
  
  Adjust the data element or domain:
  
  Go to transaction SE11.
  Check the domain or data element used for the EAN field.
  Ensure that the domain is numeric if length is specified.
  If the domain is alphanumeric, do not specify length restrictions.
  
  
  
  Modify IDoc segment or mapping:
  
  In WE31 (IDoc segment editor), check the segment fields.
  Remove length specifications for non-numeric EAN fields.
  Adjust the mapping in WE20 or EDI processing to comply with this rule.
  
  
  
  Consult EDI/IDoc documentation:
  
  Follow SAP standard guidelines for EAN fields.
  Use standard SAP data elements for EANs (e.g., EAN11) which are numeric and have fixed length.
  
  
  
  
  Additional Information
  
  EAN (European Article Number) is a barcode standard, usually numeric, with fixed length (commonly 13 digits).
  SAP standard data element for EAN is EAN11, which is numeric and length 13.
  Specifying length for numeric EANs helps in validation and data consistency.
  For alphanumeric product codes or identifiers, use appropriate data elements without length restrictions.
  
  
  Summary
  
  
  
  Aspect
  Details
  
  
  
  
  Error
  WE307: It is only useful to specify a length for numeric EANs
  
  
  Cause
  Length specified for a non-numeric EAN field
  
  
  Solution
  Remove length specification for non-numeric EANs; ensure EAN fields are numeric if length is specified
  
  
  Transactions
  WE31, WE30, SE11, WE20
  
  
  Related SAP Data Element
  EAN11 (numeric, length 13)
  
  
  
  
  If you need further help, please provide the context where this error occurs (e.g., during IDoc creation, EDI mapping, or customizing), and I can assist with more specific steps.