How To Fix EL181 - Device &1, Reg. &2, MR date &3: Calculated MR result can not be changed

EL181 - Overview

• Message type: E = Error

• Message class: EL - IS-U meter reading data processing

• Message number: 181

• Message text: Device &1, Reg. &2, MR date &3: Calculated MR result can not be changed

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 EL181 - Device &1, Reg. &2, MR date &3: Calculated MR result can not be changed ?

  The SAP error message EL181 typically occurs in the context of Material Requirements Planning (MRP) or inventory management when there is an attempt to change a calculated material requirement (MR) result that is not allowed. This error can arise due to various reasons, and understanding the cause and potential solutions is essential for resolving the issue.
  
  Cause:
  
  Calculated MR Result: The error indicates that the material requirement result has already been calculated and is locked for changes. This can happen if the MRP run has already processed the material and generated the requirements.
  MRP Type: The MRP type assigned to the material may not allow changes to the calculated results. For example, materials with certain MRP types may have specific settings that prevent manual adjustments.
  Status of the Material: The material may be in a status that does not allow changes, such as being part of a production order or having a locked status