How To Fix MMRP01018 - Matrix has wrong state (internal error)

MMRP01018 - Overview

• Message type: E = Error

• Message class: MMRP01 - Rapid Planning Matrix

• Message number: 018

• Message text: Matrix has wrong state (internal error)

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 MMRP01018 - Matrix has wrong state (internal error) ?

  The SAP error message MMRP01018, which states "Matrix has wrong state (internal error)," typically occurs in the context of Material Management (MM) and can be related to issues with the matrix structure of materials or the configuration of the system. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  Data Inconsistency: The matrix structure for materials may have inconsistencies or corruption in the underlying data.
  
  Configuration Issues: Incorrect configuration settings in the material master or matrix settings can lead to this error.
  System Bugs: There may be bugs in the SAP version you are using that affect the matrix functionality.
  User Authorization: Insufficient user permissions to access or modify matrix-related data can trigger this error.
  Transaction Errors: Errors during transactions that involve matrix materials can lead to this internal error.
  
  Solutions:
  
  
  Check Data Consistency:
  
  Use transaction codes like MM02 to check the material master data for inconsistencies.
  Run consistency checks using transaction MMR1 or MMR2 to