How To Fix /SAPAPO/CAL_MD200 - Table &1 (field: &2): entry exists in table &3 (field: &4)

/SAPAPO/CAL_MD200 - Overview

• Message type: E = Error

• Message class: /SAPAPO/CAL_MD -

• Message number: 200

• Message text: Table &1 (field: &2): entry exists in table &3 (field: &4)

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 /SAPAPO/CAL_MD200 - Table &1 (field: &2): entry exists in table &3 (field: &4) ?

  The SAP error message /SAPAPO/CAL_MD200 typically indicates that there is a data integrity issue in the Advanced Planning and Optimization (APO) module, specifically related to the master data tables. This error occurs when an attempt is made to create or update an entry in a table, but a corresponding entry already exists, violating the uniqueness constraint of that table.
  
  Cause:
  The error message can be triggered by several factors, including:
  
  Duplicate Entries: The most common cause is that there is already an existing entry in the specified table that conflicts with the new entry you are trying to create or update.
  Data Migration Issues: If data has been migrated from another system or if there have been manual entries that were not properly validated, duplicates may exist.
  Incorrect Configuration: Configuration settings in the APO system may not align with the data being processed, leading to conflicts.
  Master Data Changes: Changes in master data (like materials, locations,