How To Fix MMRP01006 - Column already existed when inserting into the matrix

MMRP01006 - Overview

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 006

• Message text: Column already existed when inserting into the matrix

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 MMRP01006 - Column already existed when inserting into the matrix ?

  The SAP error message MMRP01006, which states "Column already existed when inserting into the matrix," typically occurs in the context of SAP Business One or similar SAP applications when there is an attempt to add a column to a matrix (like a grid or table) that already contains a column with the same name or identifier.
  
  Cause:
  
  Duplicate Column Name: The most common cause of this error is that the code or configuration is trying to add a column to a matrix that already has a column with the same name.
  Incorrect Logic in Code: If you are using a custom add-on or script, there may be a logic error that does not check for existing columns before attempting to add a new one.
  Matrix Initialization: The matrix may have been initialized multiple times without proper cleanup or checks, leading to attempts to re-add existing columns.
  
  
  Solution:
  
  
  Check for Existing Columns: Before adding a new column