How To Fix CY854 - Start of period before start of planning period.

CY854 - Overview

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 854

• Message text: Start of period before start of planning period.

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 CY854 - Start of period before start of planning period. ?

  The SAP error message CY854: Start of period before start of planning period typically occurs in the context of planning and budgeting within SAP, particularly in modules like SAP Controlling (CO) or SAP Integrated Business Planning (IBP). This error indicates that the period you are trying to start planning for is earlier than the defined planning period in the system.
  
  Cause:
  
  Incorrect Period Selection: The user is attempting to initiate planning or execute a transaction for a period that is not within the defined planning horizon.
  Planning Period Configuration: The planning period settings in the system may not be correctly configured, leading to discrepancies between the selected period and the allowed planning periods.
  Master Data Issues: There may be issues with the master data that define the planning periods, such as fiscal year settings or planning versions.
  
  
  Solution:
  
  
  Check Planning Period Settings:
  
  Navigate to the configuration settings for planning periods in your SAP system.
  Ensure that the planning