How To Fix CNV_IUUC_DB_CONN123 - Parallel replication fields for table &1 have been adjusted to field &2

CNV_IUUC_DB_CONN123 - Overview

• Message type: E = Error

• Message class: CNV_IUUC_DB_CONN - db connection

• Message number: 123

• Message text: Parallel replication fields for table &1 have been adjusted to field &2

Self-Explanatory Message

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CNV_IUUC_DB_CONN123 - Details

• The SAP error message CNV_IUUC_DB_CONN123 typically relates to issues encountered during the process of data replication, particularly in the context of SAP Landscape Transformation (SLT) or SAP Data Services. This error indicates that there is a mismatch or adjustment in the parallel replication fields for a specific table.
  
  Cause:
  
  Field Mismatch: The error usually arises when there is a discrepancy between the source and target tables in terms of the fields being replicated. This can happen if the structure of the source table has changed (e.g., fields added, removed, or modified) after the initial configuration.
  
  Configuration Issues: Incorrect configuration settings in the SLT or data replication setup can lead to this error. This includes settings related to parallel processing or field mapping.
  Data Type Changes: Changes in data types of fields in the source table can also trigger this error, as the replication process may not be able to handle the new data types