How To Fix SMT135 - TWUF_MAPPING_EXT: No entry for extension &1 trans. &2 counter &3

SMT135 - Overview

• Message type: E = Error

• Message class: SMT -

• Message number: 135

• Message text: TWUF_MAPPING_EXT: No entry for extension &1 trans. &2 counter &3

Self-Explanatory Message

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SMT135 - Details

• The SAP error message SMT135, which states "TWUF_MAPPING_EXT: No entry for extension &1 trans. &2 counter &3," typically occurs in the context of the SAP System Landscape Transformation (SLT) or when dealing with data replication scenarios. This error indicates that there is a missing mapping entry for a specific extension in the transformation process.
  
  Cause:
  
  Missing Mapping Entry: The error suggests that the system is trying to find a mapping entry for a specific extension (indicated by &1) in the transformation process but cannot find it.
  
  Configuration Issues: There may be issues with the configuration of the SLT or the data replication setup, leading to missing or incorrect mappings.
  Data Model Changes: If there have been changes to the data model (like adding or removing fields) without updating the corresponding mappings, this error can occur.
  Transport Issues: If the transport of configuration settings was not successful or was incomplete, it could lead to missing entries.
  
  
  Solution:
  
  
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