How To Fix MDC_ADAPTER050 - Assignment ID &1 of object &2 cannot be assigned twice to the same object

SAP Error Message - Details

• Message type: E = Error

• Message class: MDC_ADAPTER - Messages for generic adapter implementations

• Message number: 050

• Message text: Assignment ID &1 of object &2 cannot be assigned twice to the same object

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message MDC_ADAPTER050 - Assignment ID &1 of object &2 cannot be assigned twice to the same object ?

  The SAP error message MDC_ADAPTER050 indicates that there is an attempt to assign the same Assignment ID to the same object more than once. This typically occurs in the context of Master Data Consolidation (MDC) or similar data management processes within SAP.
  Cause:
  The error is caused by trying to assign an Assignment ID (which is a unique identifier for a specific assignment) to an object (such as a material, customer, or vendor) that has already been assigned that same ID. This can happen due to:
  
  Duplicate Data Entry: The same Assignment ID is being processed multiple times for the same object.
  Data Migration Issues: During data migration or integration processes, the same Assignment ID may be inadvertently assigned to the same object.
  Configuration Errors: Incorrect configuration in the MDC settings or data model may lead to this error.
  
  Solution:
  To resolve the MDC_ADAPTER050 error, you can take the following steps:
  
  
  Check for Duplicates: Review the data being processed to ensure that there are no duplicate entries for the same Assignment ID and object combination. You can use transaction codes like SE16 or SE11 to query the relevant tables.
  
  
  Data Cleanup: If duplicates are found, clean up the data by removing or correcting the duplicate entries. Ensure that each Assignment ID is unique for each object.
  
  
  Review Data Migration Processes: If this error occurs during a data migration process, review the migration logic to ensure that it does not create duplicate assignments.
  
  
  Adjust Configuration: If the error is due to configuration settings, review the MDC configuration to ensure that it is set up correctly to prevent duplicate assignments.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to MDC and the specific error message for additional guidance and best practices.
  
  
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE16 (Data Browser), SE11 (Data Dictionary), and others that may help in analyzing the data.
  MDC Configuration: Understanding the configuration settings for Master Data Consolidation can help prevent similar issues in the future.
  SAP Notes: Check for any SAP Notes related to MDC_ADAPTER050 for updates or patches that may address known issues.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.