How To Fix KX312 - Do not generate master data modules until the data structure is active

KX312 - Overview

• Message type: E = Error

• Message class: KX - EC-EIS/EC-BP: Data basis, data collection

• Message number: 312

• Message text: Do not generate master data modules until the data structure is active

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message KX312 - Do not generate master data modules until the data structure is active ?

  The SAP error message KX312, which states "Do not generate master data modules until the data structure is active," typically occurs in the context of SAP Controlling (CO) when working with Profitability Analysis (CO-PA) or similar modules that involve master data structures.
  
  Cause:
  The error arises when you attempt to generate master data modules (like characteristics or value fields) while the underlying data structure (such as a data model or configuration) is not yet activated. In SAP, certain configurations must be activated before you can proceed with generating related master data. This ensures that the system has a consistent and valid structure to work with.
  
  Solution:
  To resolve this error, follow these steps:
  
  
  Check Data Structure Activation:
  
  Navigate to the relevant configuration area in SAP (usually under the Controlling module).
  Verify if the data structure you are trying to use is active. This can typically be done in the configuration settings for CO-PA or the specific module