How To Fix UPC521 - No reference data available to derive

UPC521 - Overview

• Message type: E = Error

• Message class: UPC - Planning: General Error Messages

• Message number: 521

• Message text: No reference data available to derive

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 UPC521 - No reference data available to derive ?

  The SAP error message UPC521 ("No reference data available to derive") typically occurs in the context of SAP's Advanced Planning and Optimization (APO) module, particularly when dealing with demand planning or supply network planning. This error indicates that the system is unable to find the necessary reference data to derive certain planning parameters or forecasts.
  Causes:
  
  Missing Master Data: The required master data (like material master, location master, etc.) may not be set up correctly or may be missing.
  Incorrect Configuration: The planning area or planning book may not be configured properly, leading to a lack of reference data.
  Data Inconsistencies: There may be inconsistencies or errors in the data that prevent the system from deriving the necessary information.
  Planning Version Issues: The planning version being used may not have the necessary data or may not be activated.
  Time Period Issues: The time period for which the planning is being executed may not have any data