How To Fix EN641 - Device &2 prepared to replace device &1

SAP Error Message - Details

• Message type: E = Error

• Message class: EN - IS-U installation/installation structure

• Message number: 641

• Message text: Device &2 prepared to replace device &1

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message EN641 - Device &2 prepared to replace device &1 ?

  The SAP error message EN641 ("Device &2 prepared to replace device &1") typically occurs in the context of device management within SAP, particularly when dealing with output devices such as printers. This message indicates that a device (e.g., a printer) is set to replace another device that is currently in use or has been defined in the system.
  Cause:
  
  Device Configuration: The error often arises when there is a configuration change in the output devices. For example, if a printer is being replaced or if there are changes in the device settings.
  Device Status: The original device may be offline, malfunctioning, or not available, prompting the system to prepare a replacement device.
  User Action: A user may have manually set a device to be replaced without ensuring that the original device is properly configured or available.
  
  Solution:
  
  Check Device Status: Verify the status of both devices (the original and the replacement). Ensure that the original device is online and functioning correctly.
  Device Configuration: Review the configuration settings for both devices in the SAP system. Make sure that the replacement device is correctly set up and has the necessary permissions and settings.
  Update Device Assignment: If the original device is permanently out of service, you may need to update the device assignment in the relevant SAP configuration settings (e.g., SPAD transaction for output devices).
  Test Printing: After making any changes, perform a test print to ensure that the replacement device is functioning as expected.
  Consult Documentation: Refer to SAP documentation or support resources for specific guidance related to your version of SAP and the devices in question.
  
  Related Information:
  
  Transaction SPAD: This transaction is used for managing output devices in SAP. You can check the status and configuration of devices here.
  SAP Notes: Check for any relevant SAP Notes that may address specific issues related to device management and error messages.
  User Roles and Authorizations: Ensure that the user has the necessary roles and authorizations to manage output devices.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.