How To Fix EL138 - Device &1 removed from sequence

SAP Error Message - Details

• Message type: E = Error

• Message class: EL - IS-U meter reading data processing

• Message number: 138

• Message text: Device &1 removed from sequence

What causes this issue?

Device &1 has been removed from the sequence because it does not belong
to the street route. There may be several reasons for this:
The installation, to which the device belongs is no longer allocated to
the current meter reading unit.
The device does not belong to the meter reading unit.

System Response

The system has deleted the device from the sequence.

How to fix this error?

The system is in a consistent state.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EL138 - Device &1 removed from sequence ?

  The SAP error message EL138 "Device &1 removed from sequence" typically occurs in the context of SAP's Electronic Data Interchange (EDI) or when dealing with device management in SAP systems. This error indicates that a device (identified by &1) has been removed from a sequence, which can happen for various reasons.
  Causes:
  
  Device Disconnection: The device may have been physically disconnected or turned off.
  Configuration Changes: Changes in the configuration of the device or the system may lead to the device being removed from the sequence.
  Network Issues: Network connectivity problems can cause devices to appear as removed.
  Software Bugs: There may be bugs in the SAP software or the specific module you are using that lead to this error.
  User Actions: A user may have inadvertently removed the device from the sequence.
  
  Solutions:
  
  Check Device Status: Verify that the device is connected and powered on. If it is a network device, ensure that it is reachable over the network.
  Review Configuration: Check the configuration settings in SAP for the device. Ensure that it is correctly set up and included in the necessary sequences.
  Reconnect Device: If the device was disconnected, reconnect it and see if the error persists.
  Restart SAP Services: Sometimes, restarting the relevant SAP services can resolve temporary issues.
  Check Logs: Review system logs for any additional error messages or warnings that could provide more context about the issue.
  Consult Documentation: Refer to SAP documentation or support notes related to the specific module you are using for any known issues or patches.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP support for assistance.
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to this error message for specific fixes or workarounds.
  System Logs: Use transaction codes like SLG1 (Application Log) to check for logs that might give more insight into the error.
  Transaction Codes: Familiarize yourself with relevant transaction codes that may help in troubleshooting device management or EDI issues, such as WE02 (Display EDI Document) or WE19 (Test EDI).
  
  By following these steps, you should be able to diagnose and potentially resolve the EL138 error in your SAP system.