How To Fix C$305 - Enter a component type first

SAP Error Message - Details

• Message type: E = Error

• Message class: C$ -

• Message number: 305

• Message text: Enter a component type first

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 C$305 - Enter a component type first ?

  The SAP error message C$305 "Enter a component type first" typically occurs in the context of creating or modifying a bill of materials (BOM) or when working with component items in various SAP modules. This error indicates that the system requires you to specify a component type before proceeding with the transaction.
  Cause:
  
  Missing Component Type: The most common cause of this error is that the user has not entered a component type in the relevant field. The component type is essential for the system to understand what kind of item is being referenced (e.g., material, sub-assembly, etc.).
  Incorrect Configuration: There may be issues with the configuration of the material master or BOM settings that prevent the component type from being recognized.
  User Input Error: The user may have overlooked the field or entered data in the wrong format.
  
  Solution:
  
  Enter Component Type: Go back to the transaction where the error occurred and ensure that you have entered a valid component type in the designated field. This is usually a dropdown or selection field where you can choose the appropriate type.
  Check Material Master: If you are working with a specific material, ensure that the material master data is correctly set up, including the component type.
  Review BOM Settings: If applicable, check the BOM settings to ensure that the component types are correctly defined and that there are no missing configurations.
  Consult Documentation: Refer to SAP documentation or help files for guidance on the specific transaction you are working with, as they may provide additional context or requirements for entering component types.
  Seek Help from SAP Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP Notes for any known issues related to this error message.
  
  Related Information:
  
  Component Types: In SAP, component types can include various categories such as raw materials, semi-finished goods, finished goods, etc. Understanding the different types can help in selecting the correct one.
  Transaction Codes: Familiarize yourself with the relevant transaction codes (e.g., CS01 for creating BOMs, CS02 for changing BOMs) to navigate the system effectively.
  User Roles and Permissions: Ensure that you have the necessary permissions to create or modify BOMs and that your user role is configured correctly in SAP.
  
  By following these steps, you should be able to resolve the C$305 error and proceed with your SAP tasks.