How To Fix CMCL003 - Component allocation: Error during key assignment

CMCL003 - Overview

• Message type: E = Error

• Message class: CMCL - Service layer for component allocations

• Message number: 003

• Message text: Component allocation: Error during key assignment

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 CMCL003 - Component allocation: Error during key assignment ?

  The SAP error message CMCL003, which states "Component allocation: Error during key assignment," typically occurs in the context of component allocation in SAP, particularly when dealing with materials, production orders, or similar processes. This error can arise due to various reasons, and understanding the cause is essential for finding a solution.
  Causes of CMCL003 Error
  
  
  Missing or Incorrect Configuration: The configuration for the component allocation may not be set up correctly. This could involve missing entries in the relevant tables or incorrect settings in the configuration.
  
  
  Data Inconsistencies: There may be inconsistencies in the data related to the materials or components being allocated. This could include issues with master data, such as material master records or BOM (Bill of Materials) entries.
  
  
  Authorization Issues: The user may not have the necessary authorizations to perform the component allocation, leading to errors during the key assignment process.
  
  
  System Bugs or Limitations: Occasionally, there may be bugs in the