How To Fix S_ME_MGMT_DEVICE100 - Duplicate key returned. Insert is rolled back.

SAP Error Message - Details

• Message type: E = Error

• Message class: S_ME_MGMT_DEVICE - Messages for Device Management

• Message number: 100

• Message text: Duplicate key returned. Insert is rolled back.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message S_ME_MGMT_DEVICE100 - Duplicate key returned. Insert is rolled back. ?

  The SAP error message S_ME_MGMT_DEVICE100: Duplicate key returned. Insert is rolled back typically occurs in the context of Material Management (MM) or related modules when there is an attempt to insert a record into a database table that violates a unique constraint. This means that the system is trying to insert a record with a key that already exists in the database, leading to a rollback of the transaction.
  Causes:
  
  
  Duplicate Entries: The most common cause is that the data being inserted already exists in the database. This could be due to:
  
  Manual data entry errors.
  Data being imported from external sources that contain duplicates.
  Incorrect logic in custom programs or enhancements that attempt to insert records without checking for existing entries.
  
  
  
  Configuration Issues: Sometimes, configuration settings in the system may lead to attempts to create duplicate records.
  
  
  Concurrency Issues: If multiple users or processes are trying to insert the same record simultaneously, it can lead to this error.
  
  
  Solutions:
  
  
  Check for Existing Records: Before attempting to insert a new record, check if a record with the same key already exists in the database. This can be done using transaction codes like SE16 or SE11 to view the relevant database table.
  
  
  Data Cleansing: If the error is due to duplicate data being imported, ensure that the data is cleansed before import. Remove or consolidate duplicate entries.
  
  
  Review Custom Code: If there are custom programs or enhancements that are causing the issue, review the logic to ensure that it checks for existing records before attempting to insert new ones.
  
  
  Locking Mechanisms: Implement proper locking mechanisms to prevent concurrent insertions of the same record. This can help avoid issues when multiple users are working on the same data.
  
  
  Error Handling: Implement error handling in your programs to gracefully manage situations where a duplicate key error occurs, allowing for appropriate user feedback or corrective actions.
  
  
  Consult Documentation: Review SAP documentation or notes related to the specific transaction or process you are working with, as there may be known issues or additional guidance available.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (Data Browser), SE11 (Data Dictionary), and SE80 (Object Navigator) for debugging and analysis.
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message. You can search for the error message or related keywords in the SAP Support Portal.
  Database Constraints: Understand the database constraints that are in place for the tables you are working with, as these will dictate what constitutes a duplicate key.
  
  If the issue persists after trying the above solutions, it may be beneficial to engage with your SAP Basis or development team for further investigation and resolution.