How To Fix EG405 - Enter a valid contruction class for device category &1

SAP Error Message - Details

• Message type: E = Error

• Message class: EG - IS-U device management

• Message number: 405

• Message text: Enter a valid contruction class for device category &1

What causes this issue?

The <DS:GLOS.construction_class>construction class</> you have
specified does not exist in the system.

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?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EG405 - Enter a valid contruction class for device category &1 ?

  The SAP error message EG405, which states "Enter a valid construction class for device category &1," typically occurs in the context of SAP's Plant Maintenance (PM) or Customer Service (CS) modules when dealing with equipment or functional locations. This error indicates that the system requires a valid construction class to be assigned to a device category, but the input provided is either missing or incorrect.
  Cause:
  
  Invalid Device Category: The device category you are trying to use does not have a corresponding construction class defined in the system.
  Missing Configuration: The construction class may not be configured in the system for the specific device category.
  Data Entry Error: There may be a typographical error or incorrect selection when entering the device category.
  
  Solution:
  
  Check Device Category: Verify that the device category you are trying to use is valid and exists in the system. You can do this by navigating to the relevant configuration settings in SAP.
  Define Construction Class: If the construction class is not defined for the device category, you will need to create or assign a valid construction class. This can typically be done in the configuration settings:
  
  Go to the transaction code SPRO (SAP Project Reference Object).
  Navigate to Plant Maintenance and Customer Service > Master Data > Technical Objects > Define Construction Classes.
  Ensure that the construction class is properly defined and linked to the device category.
  
  
  Data Validation: Double-check the data entry for any typos or incorrect values. Ensure that the correct device category is selected.
  Consult Documentation: If you are unsure about the valid construction classes for a specific device category, refer to the SAP documentation or consult with your SAP administrator or functional consultant.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IE01 (Create Equipment), IE02 (Change Equipment), and IE03 (Display Equipment) to manage equipment data.
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Roles and Authorizations: Ensure that you have the necessary authorizations to make changes to device categories and construction classes.
  
  If the issue persists after following these steps, it may be beneficial to reach out to your SAP support team for further assistance.