How To Fix CS018 - Save the control key first

SAP Error Message - Details

• Message type: E = Error

• Message class: CS - Logistics Customizing

• Message number: 018

• Message text: Save the control key first

What causes this issue?

The control key is not found on the database. However, the control key
is required for the new long text.

How to fix this error?

Save the new control key you created before accessing the long text.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CS018 - Save the control key first ?

  The SAP error message CS018 ("Save the control key first") typically occurs in the context of creating or modifying a production order or a related master data record in SAP. This error indicates that the system requires the control key to be saved before proceeding with further actions.
  Cause:
  The error arises when you attempt to perform an action that depends on the control key being saved in the system. The control key is a critical piece of information that defines how the system should process the order, including aspects like scheduling, costing, and confirmation.
  Solution:
  To resolve the CS018 error, follow these steps:
  
  
  Save the Control Key: Ensure that you have entered all necessary information for the control key and save it before attempting to perform any further actions. This usually involves:
  
  Navigating to the relevant screen where the control key is defined.
  Filling in all required fields.
  Clicking the "Save" button to commit the changes.
  
  
  
  Check for Required Fields: Make sure that all mandatory fields related to the control key are filled out correctly. Missing or incorrect data can prevent the control key from being saved.
  
  
  Review Configuration: If the issue persists, check the configuration settings for the control key in the SAP system. Ensure that the control key is properly defined in the system and that it is active.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific details about the control key you are working with, as different control keys may have different requirements.
  
  
  User Authorization: Ensure that you have the necessary authorizations to save changes related to the control key. Lack of proper permissions can also lead to this error.
  
  
  System Logs: If the problem continues, check the system logs for any additional error messages or warnings that might provide more context about the issue.
  
  
  Related Information:
  
  Control Key: The control key in SAP is a key component in production planning and execution. It determines how operations are processed and can affect scheduling, costing, and confirmation of production orders.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  CO01: Create Production Order
  CO02: Change Production Order
  CS01: Create Bill of Material
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the CS018 error message.
  
  If you continue to experience issues after following these steps, it may be beneficial to consult with your SAP support team or a functional consultant who specializes in production planning and control.