How To Fix CY851 - *-- Fixed planning areas

CY851 - Overview

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 851

• Message text: *-- Fixed planning areas

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 CY851 - *-- Fixed planning areas ?

  The SAP error message CY851 typically relates to issues with fixed planning areas in the context of SAP Integrated Business Planning (IBP) or SAP Advanced Planning and Optimization (APO). This error can occur when there are inconsistencies or issues with the configuration of planning areas, particularly when trying to perform planning activities that involve fixed planning areas.
  Cause of Error CY851
  
  Fixed Planning Area Configuration: The planning area you are trying to use is set as a fixed planning area, which means it cannot be changed or modified in certain ways.
  Data Inconsistencies: There may be inconsistencies in the data or configuration of the planning area that prevent the system from processing requests.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the fixed planning area.
  Incorrect Planning Version: The planning version being used may not be compatible with the fixed planning area.
  
  Solutions
  
  Check Planning Area Configuration: Review the configuration of