How To Fix EE_AMI004 - At least one installed device exists for device category &1

SAP Error Message - Details

• Message type: E = Error

• Message class: EE_AMI - Message Class for AMI Applications

• Message number: 004

• Message text: At least one installed device exists for device category &1

What causes this issue?

The action is not possible as at least one installed device or a device
info record exists for device category &V1&.

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

You cannot change the <LS>Advanced Meter</> field from "2" (<LS>Advanced
Meter</>) or "3" (<LS>Advanced Meter Capability via AMI Device</>) to
any other value.
ELSE
You cannot change the <LS>Advanced Meter</> field from "2" (<LS>Advanced
Meter</>) to any other value.
ENDIF
You cannot delete the following data:
Determination group of advanced metering system
Determination group of advanced meter capability group

System Response

How to fix this error?

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 EE_AMI004 - At least one installed device exists for device category &1 ?

  The SAP error message EE_AMI004 indicates that there is at least one installed device for the specified device category (represented by &1). This error typically occurs in the context of the SAP AMI (Advanced Metering Infrastructure) module, which is used for managing smart meters and related devices.
  Cause:
  The error is usually triggered when you attempt to perform an action (like deleting or modifying a device category) that is not allowed because there are existing devices associated with that category. This means that the system is enforcing data integrity by preventing changes that could lead to inconsistencies.
  Solution:
  To resolve the EE_AMI004 error, you can follow these steps:
  
  
  Identify Installed Devices: Check which devices are currently installed for the specified device category. You can do this by navigating to the relevant transaction or report in SAP that lists devices.
  
  
  Review Device Assignments: Once you have identified the devices, review their assignments and usage. Determine if they are still in use or if they can be safely removed.
  
  
  Remove or Modify Devices: If the devices are no longer needed, you can proceed to remove them from the system. Ensure that you follow the correct procedures for deactivating or deleting devices to maintain data integrity.
  
  
  Change Device Category: If your intention was to change the device category, ensure that all devices associated with the old category are either deleted or reassigned to a different category before attempting the change.
  
  
  Consult Documentation: If you are unsure about the steps or the implications of removing devices, consult the SAP documentation or reach out to your SAP support team for guidance.
  
  
  Check for Dependencies: Sometimes, devices may have dependencies or be linked to other processes. Ensure that you check for any such dependencies before making changes.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP for managing devices, such as EAMM (for managing meter data) or EAMM1 (for device management).
  SAP Notes: Check SAP Notes for any known issues or additional guidance related to the EE_AMI004 error.
  User Roles and Permissions: Ensure that you have the necessary permissions to make changes to device categories and associated devices.
  
  By following these steps, you should be able to resolve the EE_AMI004 error and proceed with your intended actions in the SAP system.