How To Fix CNV_INDX255 - Unknown structure version

CNV_INDX255 - Overview

• Message type: E = Error

• Message class: CNV_INDX - Messages for conversion of INDX-like tables

• Message number: 255

• Message text: Unknown structure version

What causes this issue?

The version '&V3&' indicated in the table &V1& (RELID='&V2&', key '&V4&
') is not known by the system. If this error concerns SAP standard
application data contact SAP for support.

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 exclude this row from the conversion if it concerns your custom
data.
If this data was created or modified by an SAP application contact SAP
for support.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

CNV_INDX255 - Details

• The SAP error message CNV_INDX255 Unknown structure version typically occurs during data migration or conversion processes, particularly when using SAP's data migration tools or during the execution of specific programs related to data conversion. This error indicates that the system has encountered a structure version that it does not recognize or that is not defined in the system.
  Causes:
  
  Missing or Incorrect Version Definition: The structure version that the program is trying to access may not be defined in the system or may have been deleted.
  Incompatibility: The version of the data structure being used may not be compatible with the current version of the SAP system or the migration tool.
  
  Configuration Issues: There may be configuration issues in the migration tool or the data structure definitions.
  Transport Issues: If the structure version was transported from another system, it may not have been transported correctly or completely.
  
  Solutions:
  
  Check Structure Definitions: Verify that the structure version exists