How To Fix PO441 - Self-reference in standard device type


PO441 - Overview

  • Message type: E = Error

  • Message class: PO - Spooler message

  • Message number: 441

  • Message text: Self-reference in standard device type

  • Show details Hide details
  • What causes this issue?

    The standard device type for a device type is in a loop, at it refers
    back to the current device type (possible through multiple
    levels).

    System Response

    This device type cannot be used in this manner by the spool service.

    How to fix this error?

    Choose a loop-free standard device type.

    Procedure for System Administrators

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


    Error message extract from SAP system. Copyright SAP SE.


PO441 - Details

  • The SAP error message PO441, which states "Self-reference in standard device type," typically occurs when there is a configuration issue related to the device type in SAPscript or Smart Forms. This error indicates that the system is trying to reference a device type that is incorrectly set up, leading to a circular reference.
    
    Cause: Incorrect Device Type Configuration: The device type may be incorrectly configured in the SAP system, leading to a self-reference. Missing or Incorrect Printer Assignment: The printer may not be correctly assigned to the device type, or the device type may not be properly defined in the system. Custom Device Types: If you are using a custom device type, it may not be set up correctly, leading to this error.
    Solution: Check Device Type Configuration: Go to transaction code SPAD (Spool Administration). Navigate to the "Device Types" section and check the configuration of the device type that is causing the error. Ensure that the device type

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