How To Fix AXT_MODEL203 - Parent key &1 can only be mapped once in table &2

SAP Error Message - Details

• Message type: E = Error

• Message class: AXT_MODEL -

• Message number: 203

• Message text: Parent key &1 can only be mapped once in table &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message AXT_MODEL203 - Parent key &1 can only be mapped once in table &2 ?

  The SAP error message AXT_MODEL203 indicates that there is an issue with the mapping of parent keys in a specific table. This error typically arises in the context of data modeling or data integration processes, particularly when working with hierarchical data structures.
  
  Cause:
  The error message "Parent key &1 can only be mapped once in table &2" suggests that the parent key (denoted as &1) is being attempted to be mapped multiple times in the specified table (denoted as &2). This situation can occur due to:
  
  Duplicate Entries: The parent key is being referenced more than once in the mapping configuration.
  Incorrect Data Model: The data model may not be designed correctly, leading to multiple mappings of the same parent key.
  Configuration Errors: There may be errors in the configuration settings or mapping rules that allow for duplicate mappings.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Mapping Configuration: Review the mapping configuration for