How To Fix AIST010 - Segment is not unique (&1/&2)

SAP Error Message - Details

• Message type: E = Error

• Message class: AIST - Messages for Asset Master Record

• Message number: 010

• Message text: Segment is not unique (&1/&2)

What causes this issue?

The segment is <ZH>not</> unique. The segment &v2& derived from the
profit center is <ZH>not</> the same as the manually entered segment
&v1&.
The segment determined has to be unique.

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?

Correct the segment or the profit center.

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 AIST010 - Segment is not unique (&1/&2) ?

  The SAP error message AIST010, which states "Segment is not unique (&1/&2)," typically occurs in the context of the SAP system when dealing with data segments in the context of IDocs (Intermediate Documents) or other data processing tasks. This error indicates that the system has encountered multiple entries for a segment that should be unique, leading to ambiguity in processing.
  Cause:
  
  Duplicate Entries: The most common cause of this error is the presence of duplicate entries in the data segment that is expected to be unique. This can happen due to incorrect data input, issues in data extraction, or problems in the data transformation process.
  Configuration Issues: Sometimes, the configuration settings for the IDoc or the data structure may not be set up correctly, leading to the system expecting a unique segment but finding multiple entries.
  Data Integrity Issues: If the underlying data in the database has integrity issues, such as missing primary keys or constraints, it can lead to this error.
  
  Solution:
  
  Check for Duplicates: Review the data being processed to identify any duplicate entries in the segment. You can do this by querying the relevant database tables or examining the IDoc structure.
  Data Cleansing: If duplicates are found, you will need to clean the data to ensure that each segment is unique. This may involve removing duplicates or consolidating data entries.
  Review Configuration: Check the configuration settings for the IDoc or the relevant data structure to ensure that it is set up correctly to enforce uniqueness where required.
  Debugging: If the issue persists, consider using debugging tools in SAP to trace the processing of the IDoc or data segment to identify where the duplicates are being introduced.
  Consult Documentation: Refer to SAP documentation or support notes related to the specific IDoc type or data structure you are working with for additional guidance.
  
  Related Information:
  
  IDoc Types: Understanding the specific IDoc type you are working with can provide insights into the expected structure and uniqueness constraints.
  SAP Notes: Check SAP Notes for any known issues or patches related to the AIST010 error message.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as WE02 (IDoc display) or WE19 (IDoc test tool) to analyze and troubleshoot IDocs.
  Data Model: Review the data model and relationships to ensure that the design enforces uniqueness where necessary.
  
  By following these steps, you should be able to identify the cause of the AIST010 error and implement a solution to resolve it.