How To Fix CN473 - Field Key &1 is not valid for Activity Element.

SAP Error Message - Details

• Message type: E = Error

• Message class: CN - Meldungen für Netzpläne

• Message number: 473

• Message text: Field Key &1 is not valid for Activity Element.

What causes this issue?

The field key cannot be used for the activity element.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Make changes to the user-defined fields here:
<DS:SIMG.SIMG_CFMENUOLPROPS1>Define User Fields for Activity Element</>

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CN473 - Field Key &1 is not valid for Activity Element. ?

  The SAP error message CN473 ("Field Key &1 is not valid for Activity Element") typically occurs in the context of project management or controlling when working with activity elements in SAP. This error indicates that the system has encountered an invalid key or value for an activity element, which can prevent users from proceeding with their tasks.
  Causes:
  
  Invalid Key Entry: The key entered for the activity element does not exist in the system or is incorrectly formatted.
  Configuration Issues: The activity element may not be properly configured in the system, leading to the error.
  Authorization Issues: The user may not have the necessary permissions to access or modify the activity element.
  Data Inconsistencies: There may be inconsistencies in the master data or transaction data related to the activity element.
  
  Solutions:
  
  Check the Key: Verify that the key entered for the activity element is correct. Ensure that it matches the expected format and exists in the system.
  Review Configuration: Check the configuration settings for the activity element in the relevant SAP modules (e.g., Project System, Controlling). Ensure that all necessary settings are correctly defined.
  User Authorization: Ensure that the user has the appropriate authorizations to access and modify the activity element. This may involve checking user roles and permissions in the SAP system.
  Data Consistency Check: Run consistency checks on the relevant master data and transaction data to identify and resolve any discrepancies.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the activity element and the error message.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CJ20N (Project Builder) or CJI3 (Project Actual Line Items) to investigate the activity elements and their configurations.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes can provide specific solutions or workarounds.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  By following these steps, you should be able to identify the cause of the CN473 error and implement a suitable solution.