How To Fix TG197 - Customer append & to substitution table & causes data loss

TG197 - Overview

• Message type: E = Error

• Message class: TG - Messages for Upgrade Repository Switch

• Message number: 197

• Message text: Customer append & to substitution table & causes data loss

Self-Explanatory Message

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To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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TG197 - Details

• The SAP error message TG197 indicates that there is a potential issue with data integrity when using customer append structures in conjunction with substitution tables. This error typically arises when there is a mismatch or conflict between the data in the customer append structure and the data in the substitution table, which can lead to data loss or inconsistencies.
  Causes:
  
  Data Structure Mismatch: The fields in the customer append structure may not align correctly with the fields in the substitution table.
  Inconsistent Data: If the data in the customer append structure is not consistent with the data in the substitution table, it can lead to conflicts.
  
  Configuration Issues: Incorrect configuration of the substitution rules or the append structure can lead to this error.
  Missing Data: Required fields in the substitution table may be missing or not populated correctly, leading to data integrity issues.
  
  Solutions:
  
  Review Data Structures: Check the definitions of both the customer append structure and