How To Fix EL652 - Internal error: Successor &2 for device &3 and MR unit &1 is missing

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 652

• Message text: Internal error: Successor &2 for device &3 and MR unit &1 is missing

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message EL652 - Internal error: Successor &2 for device &3 and MR unit &1 is missing ?

  The SAP error message EL652 indicates that there is an internal error related to a missing successor for a device in the context of a maintenance order or a maintenance request (MR unit). This error typically arises in the context of the SAP Plant Maintenance (PM) module, where devices and their relationships are managed.
  Cause:
  The error message EL652 can occur due to several reasons:
  
  Missing Configuration: The successor device (the device that should follow the current device in a maintenance process) is not properly configured in the system.
  Data Inconsistency: There may be inconsistencies in the master data related to the devices or maintenance units, such as missing entries in the device hierarchy.
  Incorrect Maintenance Order: The maintenance order or request may reference a device that does not have a valid successor defined in the system.
  System Errors: Internal errors or bugs in the SAP system can also lead to this message being triggered.
  
  Solution:
  To resolve the EL652 error, you can take the following steps:
  
  
  Check Device Configuration:
  
  Go to the device master data (transaction code IE03) and check the configuration of the device in question. Ensure that the successor device is correctly defined.
  
  
  
  Verify Relationships:
  
  Use transaction code IL03 to check the functional location or equipment hierarchy. Ensure that the successor device is correctly linked to the current device.
  
  
  
  Review Maintenance Order:
  
  Check the maintenance order or request (transaction codes IW32/IW33) to ensure that it references the correct devices and that all necessary relationships are established.
  
  
  
  Data Consistency Check:
  
  Run data consistency checks in the system to identify any inconsistencies in the master data. This can often be done through transaction codes like SARA or using specific reports in the PM module.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve known issues.
  
  
  
  Contact SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP Support for further assistance. Provide them with the error message details and any relevant transaction logs.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as IE03 (Display Equipment), IL03 (Display Functional Location), IW32/IW33 (Change/Display Maintenance Order), and SARA (Archive Management).
  Documentation: Review SAP documentation related to Plant Maintenance and device management for best practices in configuration and data management.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the EL652 error and implement a solution to resolve it.