How To Fix EH497 - Device action not possible, since device or installation is disconnected

SAP Error Message - Details

• Message type: E = Error

• Message class: EH - Messasge class for disconnection and reconnection

• Message number: 497

• Message text: Device action not possible, since device or installation is disconnected

What causes this issue?

You have attempted to perform one of the following actions on a device:
Installation
Removal
Allocation to an installation
Or you have attempted to:
Terminate an allocation
Reverse one of the above actions
This is not possible because the device or the relevant installation is
currently affected by an installation disconnection.

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?

Reconnect the device or installation and then perform the action.
The number of the disconnection document is &V1&.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EH497 - Device action not possible, since device or installation is disconnected ?

  The SAP error message EH497 ("Device action not possible, since device or installation is disconnected") typically occurs in the context of equipment or device management within the SAP system, particularly in modules related to Plant Maintenance (PM) or Asset Management (AM). This error indicates that the system is unable to perform a requested action on a device or installation because it is currently disconnected or not properly linked in the system.
  Causes:
  
  Disconnection of Device/Installation: The device or installation may have been physically disconnected or is not available in the system.
  Incorrect Configuration: The device or installation may not be correctly configured in the SAP system, leading to a disconnection status.
  Status Issues: The device or installation may have a status that prevents actions from being taken (e.g., it may be marked as inactive or out of service).
  Data Inconsistencies: There may be inconsistencies in the master data related to the device or installation, such as missing or incorrect entries.
  
  Solutions:
  
  Check Device/Installation Status: Verify the status of the device or installation in the SAP system. Ensure that it is active and properly configured.
  Reconnect Device: If the device is physically disconnected, reconnect it and ensure that it is properly integrated with the SAP system.
  Review Configuration: Check the configuration settings for the device or installation in the SAP system. Ensure that all necessary parameters are correctly set.
  Update Master Data: If there are inconsistencies in the master data, update the relevant records to ensure that the device or installation is correctly represented in the system.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on managing devices and installations in your version of SAP.
  Contact Support: If the issue persists, consider reaching out to your SAP support team or consulting with SAP experts for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IW31 (Create PM Order), IW32 (Change PM Order), or IL01 (Create Functional Location) to manage devices and installations.
  SAP Notes: Check for any SAP Notes related to this error message, as they may provide specific fixes or patches.
  User Roles and Authorizations: Ensure that the user attempting to perform the action has the necessary authorizations to manage devices and installations.
  
  By following these steps, you should be able to diagnose and resolve the EH497 error in your SAP system.