How To Fix UCUW154 - No call parameters available


UCUW154 - Overview

  • Message type: E = Error

  • Message class: UCUW -

  • Message number: 154

  • Message text: No call parameters available

  • Show details Hide details
  • What causes this issue?

    While starting the application in a new window, parameters were saved in
    the system for the new window. These parameters no longer exist.

    System Response

    The start of the application in the new window will be terminated.

    How to fix this error?

    This error can occur when you use the browser functions Refresh or Back.
    You should not use the navigation functions of the browser when running
    Web Dynpro applications.
    This error can also occur when system capacity is overloaded and the
    memory area reserved for shared objects becomes too small. If this is
    the case, end and restart the application. If the error caused by a
    small memory area persists, report this problem to your system
    administrator.

    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.


Smart SAP Assistant

  • What is the cause and solution for SAP error message UCUW154 - No call parameters available ?
    The SAP error message UCUW154: No call parameters available typically occurs in the context of SAP's Workflow or Business Process Management (BPM) when a workflow is triggered but there are no parameters available for the workflow to execute properly. This can happen for various reasons, including configuration issues, missing data, or incorrect workflow definitions.
    Causes:
    
    Missing Workflow Parameters: The workflow might be expecting certain parameters to be passed to it, but they are not available or not defined.
    Incorrect Workflow Configuration: The workflow might not be configured correctly, leading to a situation where it cannot retrieve the necessary parameters.
    Data Issues: The data that is supposed to trigger the workflow might be incomplete or incorrect, leading to a lack of parameters.
    Authorization Issues: Sometimes, the user triggering the workflow may not have the necessary authorizations to access the required parameters.
    
    Solutions:
    
    Check Workflow Definition: Review the workflow definition to ensure that all necessary parameters are defined and

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