How To Fix COM_IL_GEN030 - Relationship type &1 already exists in the table of the DDIC objects

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_IL_GEN - Error/Status Messages Relationship Type Generator

• Message number: 030

• Message text: Relationship type &1 already exists in the table of the DDIC objects

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message COM_IL_GEN030 - Relationship type &1 already exists in the table of the DDIC objects ?

  The SAP error message COM_IL_GEN030 indicates that there is an attempt to create a relationship type in the Data Dictionary (DDIC) that already exists. This typically occurs in the context of SAP's classification and object management, particularly when dealing with relationship types in the classification system.
  Cause:
  The error is caused by trying to define a relationship type that has already been defined in the system. This can happen if:
  
  You are attempting to create a duplicate relationship type with the same name.
  There is a misunderstanding about the existing relationship types in the system.
  There may be a configuration or data entry error where the same relationship type is being defined multiple times.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Relationship Types:
  
  Use transaction code SE11 (Data Dictionary) or SE80 (Object Navigator) to check the existing relationship types.
  Look for the relationship type you are trying to create and verify if it already exists.
  
  
  
  Modify or Use Existing Relationship Type:
  
  If the relationship type already exists, consider using it instead of creating a new one.
  If you need to modify the existing relationship type, you can do so if you have the necessary authorizations.
  
  
  
  Delete Duplicate Entries:
  
  If you find that there are duplicate entries or if the existing relationship type is not needed, you can delete the unnecessary entries.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation or help files related to classification and relationship types to ensure you are following the correct procedures.
  
  
  
  Check for Transport Issues:
  
  If this error occurs after a transport, ensure that the transport did not inadvertently create duplicates or that the transport was not incomplete.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if this is a production environment.
  
  
  
  Related Information:
  
  Transaction Codes: SE11 (Data Dictionary), SE80 (Object Navigator), and possibly SE37 (Function Module) if you are working with function modules related to classification.
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Documentation: Review the SAP Help Portal for information on classification and relationship types.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.