How To Fix K-421 - Reason for cancellation of task: &1

SAP Error Message - Details

• Message type: E = Error

• Message class: K- -

• Message number: 421

• Message text: Reason for cancellation of task: &1

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.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message K-421 - Reason for cancellation of task: &1 ?

  The SAP error message K-421, which states "Reason for cancellation of task: &1," typically occurs in the context of controlling (CO) and can be related to various issues in the execution of tasks, such as internal orders, cost centers, or other controlling-related activities. The message indicates that a task has been canceled for a specific reason, which is represented by the placeholder "&1".
  Possible Causes:
  
  Incorrect Configuration: The task may have been set up incorrectly in the system, leading to its cancellation.
  Missing Data: Required data for the task may be missing or incomplete, causing the system to cancel the task.
  Authorization Issues: The user may not have the necessary authorizations to execute the task, leading to its cancellation.
  Business Logic Errors: There may be business rules or logic that prevent the task from being executed successfully.
  System Errors: Technical issues or bugs in the SAP system could also lead to task cancellations.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the task in question to ensure they are correct and complete.
  Verify Data Completeness: Ensure that all required data fields are filled out correctly and that there are no missing entries.
  Review Authorizations: Check the user’s authorization profile to ensure they have the necessary permissions to perform the task.
  Analyze Logs: Look at system logs or error logs to identify any underlying issues that may have caused the cancellation.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the task and error message.
  Contact Support: If the issue persists, consider reaching out to SAP support or your internal IT team for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in SAP that pertain to controlling tasks, such as KOB1 (Order Information System) or KO03 (Display Order).
  SAP Notes: Search for SAP Notes related to error K-421 in the SAP Support Portal, as there may be specific patches or updates that address this issue.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, providing insights or solutions from other users.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the K-421 error message in SAP.