How To Fix IU879 - Table &: Field & occurs more than once and is deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: IU - Incremental Conversion (ICNV)

• Message number: 879

• Message text: Table &: Field & occurs more than once and is deleted

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IU879 - Table &: Field & occurs more than once and is deleted ?

  The SAP error message IU879 indicates that there is a problem with a specific table and field in your SAP system. The message states that the field occurs more than once and has been deleted, which typically means that there is a conflict or redundancy in the data structure or configuration.
  Cause:
  
  Duplicate Entries: The error often arises when there are duplicate entries in a table or when a field is defined multiple times in a way that is not allowed.
  Data Model Changes: Changes in the data model, such as modifications to the structure of a table or field, can lead to inconsistencies.
  Configuration Issues: Incorrect configuration in the system, such as in customizing settings or data definitions, can also trigger this error.
  Transport Issues: If changes were transported from one system to another (e.g., from development to production), inconsistencies may arise if the transport was not executed correctly.
  
  Solution:
  
  Check Table and Field Definitions: Review the definitions of the table and field mentioned in the error message. Ensure that there are no duplicate definitions or entries.
  Data Consistency Check: Run consistency checks on the database to identify and resolve any inconsistencies. This can often be done using transaction codes like SE11 (Data Dictionary) or SE14 (Database Utility).
  Review Customizations: If there are custom developments or enhancements, review them to ensure they are not causing the duplication.
  Transport Management: If the issue arose after a transport, check the transport logs and ensure that all necessary objects were included and correctly transported.
  Consult Documentation: Refer to SAP documentation or notes related to the specific error message for additional guidance and troubleshooting steps.
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it involves complex configurations or custom developments.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE14 (Database Utility), and SE80 (Object Navigator) for troubleshooting.
  SAP Notes: Search for SAP Notes related to error IU879 in the SAP Support Portal, as they may provide specific fixes or workarounds.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the IU879 error and implement a solution to resolve it.