How To Fix CK312 - Internal error during material selection

CK312 - Overview

• Message type: E = Error

• Message class: CK - Product Costing Messages

• Message number: 312

• Message text: Internal error during material selection

How to fix this error?

Inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

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• What is the cause and solution for SAP error message CK312 - Internal error during material selection ?

  The SAP error message CK312, which states "Internal error during material selection," typically occurs in the context of the Costing module, particularly during the process of material valuation or when executing a costing run. This error can be caused by various factors, and addressing it often requires a systematic approach.
  Causes of CK312 Error
  
  
  Data Inconsistencies: There may be inconsistencies or missing data in the material master records, costing views, or related tables.
  
  
  
  Configuration Issues: Incorrect configuration settings in the costing variant or valuation area can lead to this error.
  
  
  Custom Code: If there are custom enhancements or user exits that manipulate material selection, they might be causing the internal error.
  
  
  System Bugs: Occasionally, this error can be due to bugs in the SAP system itself, especially if you are using an older version.
  
  
  Authorization Issues: Lack of proper authorizations for accessing certain materials or data can also trigger this error.
  
  
  Solutions to CK312 Error
  
  
  Check Material Master