How To Fix STC_TM021 - Parameter for task '&1' missing; maintain task before execution

SAP Error Message - Details

• Message type: E = Error

• Message class: STC_TM - Task List Manager Messages

• Message number: 021

• Message text: Parameter for task '&1' missing; maintain task before execution

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 STC_TM021 - Parameter for task '&1' missing; maintain task before execution ?

  The SAP error message STC_TM021 indicates that a required parameter for a task is missing, which prevents the task from being executed. This error typically occurs in the context of SAP's background processing and task management, particularly when using the SAP Solution Manager or the Task Management (STC) framework.
  Cause:
  The error is caused by one of the following reasons:
  
  Missing Parameters: The task that you are trying to execute requires certain parameters to be defined, and one or more of these parameters have not been set.
  Configuration Issues: The task may not have been properly configured in the system, leading to missing or incomplete parameter definitions.
  Transport Requests: If the task is related to a transport request, it may not have been properly set up or may be missing necessary information.
  
  Solution:
  To resolve the STC_TM021 error, follow these steps:
  
  
  Check Task Configuration:
  
  Go to the transaction code STC01 (Manage Tasks).
  Locate the task that is causing the error.
  Review the task parameters and ensure that all required parameters are filled in correctly.
  
  
  
  Maintain Missing Parameters:
  
  If you identify any missing parameters, fill them in as required.
  Save the changes and try executing the task again.
  
  
  
  Review Task Documentation:
  
  Check the documentation or guidelines for the specific task to understand what parameters are required and their expected values.
  
  
  
  Test the Task:
  
  After making the necessary changes, execute the task again to see if the error persists.
  
  
  
  Check for Dependencies:
  
  Ensure that any dependencies or prerequisites for the task are met. This may include checking other related tasks or configurations.
  
  
  
  Consult SAP Notes:
  
  If the issue persists, check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  
  Contact SAP Support:
  
  If you are unable to resolve the issue, consider reaching out to SAP Support for further assistance.
  
  
  
  Related Information:
  
  Transaction Codes: 
  
  STC01: Manage Tasks
  STC02: Task Management Overview
  STC03: Task Execution Log
  
  
  Documentation: Review the SAP Help Portal for detailed documentation on task management and configuration.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  By following these steps, you should be able to identify and resolve the cause of the STC_TM021 error in your SAP system.