How To Fix IWB_MPS150 - There is already an entry with key &1

SAP Error Message - Details

• Message type: E = Error

• Message class: IWB_MPS - Messages for Multi-Product Support

• Message number: 150

• Message text: There is already an entry with key &1

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 IWB_MPS150 - There is already an entry with key &1 ?

  The SAP error message IWB_MPS150 ("There is already an entry with key &1") typically occurs in the context of the SAP Integrated Business Planning (IBP) or SAP S/4HANA systems when there is an attempt to create or update a record that already exists in the database with the same key.
  Cause:
  The error is usually caused by one of the following reasons:
  
  Duplicate Entry: The system is trying to insert a new record that has a key (like a unique identifier) that already exists in the database.
  Data Migration Issues: During data migration or data uploads, if the same data is being uploaded multiple times without proper checks, this error can occur.
  Concurrency Issues: If multiple users or processes are trying to create or update the same record simultaneously, it can lead to this error.
  Incorrect Logic in Custom Code: If there is custom code (like ABAP programs or enhancements) that does not properly check for existing records before attempting to create new ones.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  
  Check for Existing Records: Before attempting to create a new entry, check the database to see if an entry with the same key already exists. You can do this by querying the relevant table or using transaction codes that allow you to view the data.
  
  
  Modify the Key: If you are trying to create a new record, ensure that the key you are using is unique. You may need to modify the key or use a different identifier.
  
  
  Data Cleansing: If this error arises during data migration, ensure that your data is cleansed and that there are no duplicates in the source data before uploading it to SAP.
  
  
  Review Custom Code: If there is custom logic involved, review the code to ensure that it properly checks for existing records before attempting to create new ones.
  
  
  Error Handling: Implement error handling in your processes to manage situations where duplicates might occur, allowing for graceful handling of such errors.
  
  
  Consult Documentation: Check SAP documentation or notes related to the specific module you are working with for any known issues or additional guidance.
  
  
  Related Information:
  
  Transaction Codes: Use transaction codes like SE11 (Data Dictionary) to check the structure of the relevant tables and SE16 (Data Browser) to view existing records.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that might address this specific error or provide additional context.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  If the issue persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.