How To Fix WE223 - You have entered an invalid SAN

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 223

• Message text: You have entered an invalid SAN

What causes this issue?

You have entered an EAN which contains a non-existent standard article
number (SAN). The SAN consists of the 4 digits from the 3rd to the 6th
position in the EAN.

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?

Either enter a valid number or record the SAN in EAN Customizing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WE223 - You have entered an invalid SAN ?

  SAP Error Message:
  
  WE223 - You have entered an invalid SAN
  
  Cause:
  The error message WE223 occurs in the context of IDoc processing in SAP. It indicates that an invalid Segment Address Number (SAN) has been entered or referenced. The SAN is used to identify the position of a segment within an IDoc hierarchy.
  Common causes include:  
  
  The SAN value provided does not exist in the current IDoc structure.  
  The segment hierarchy is corrupted or inconsistent.  
  Manual editing or incorrect programming has introduced an invalid SAN reference.  
  The IDoc segment is being accessed or modified with an incorrect segment number.
  
  
  Explanation:
  
  SAN (Segment Address Number) is a unique identifier for each segment instance in an IDoc.  
  When processing or editing IDocs, SAP uses SAN to locate and manipulate segments.  
  If a program or user tries to access a segment with a SAN that is not valid (e.g., out of range, does not exist), SAP raises the WE223 error.
  
  
  Solution:
  
  
  Check the IDoc structure:  
  
  Use transaction WE02 or WE05 to display the IDoc and verify the segment hierarchy and SAN values.  
  Confirm that the SAN you are trying to access exists.
  
  
  
  Correct the SAN reference:  
  
  If you are developing or debugging custom code that processes IDocs, ensure that the SAN values used are valid and correspond to existing segments.  
  Avoid hardcoding SAN values; instead, dynamically determine them from the IDoc data.
  
  
  
  Rebuild or regenerate the IDoc:  
  
  If the IDoc is corrupted, consider re-creating or re-generating it to ensure the segment hierarchy is consistent.
  
  
  
  Check for manual changes:  
  
  If the IDoc was manually edited (e.g., via WE19 or other tools), verify that no invalid SAN values were introduced.
  
  
  
  Debugging:  
  
  Use debugging tools to trace where the invalid SAN is being set or used.  
  Check the program logic that manipulates the IDoc segments.
  
  
  
  
  Related Information:
  
  
  Transactions:  
  
  WE02 / WE05 - Display IDocs  
  WE19 - Test tool for IDocs (can be used to simulate and edit IDocs)  
  WE30 - IDoc type development  
  WE31 - Segment editor
  
  
  
  SAP Notes:  
  
  Check SAP Notes related to IDoc processing and segment handling if the problem persists.
  
  
  
  IDoc Documentation:  
  
  Understanding the IDoc structure and segment addressing is crucial. Refer to SAP documentation on IDoc basics and segment addressing.
  
  
  
  
  Summary:
  
  WE223 means an invalid segment address number (SAN) was referenced.  
  Verify the SAN exists in the IDoc.  
  Correct the SAN reference in code or data.  
  Use SAP tools to inspect and fix the IDoc structure.
  
  
  If you provide more context (e.g., when the error occurs, custom code involved), I can help with a more specific solution.