How To Fix /SCWM/TW_UI020 - Error during cancellation of warehouse tasks

SAP Error Message - Details

• Message type: E = Error

• Message class: /SCWM/TW_UI -

• Message number: 020

• Message text: Error during cancellation of warehouse tasks

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 /SCWM/TW_UI020 - Error during cancellation of warehouse tasks ?

  The SAP error message /SCWM/TW_UI020 typically indicates that there was an error during the cancellation of warehouse tasks in the Extended Warehouse Management (EWM) module. This error can arise due to various reasons, and understanding the cause is essential for finding an appropriate solution.
  Possible Causes:
  
  
  Task Status: The warehouse task you are trying to cancel may not be in a status that allows for cancellation. For example, if the task has already been completed or is in a status that does not permit cancellation, you will encounter this error.
  
  
  Dependencies: There may be dependencies on the warehouse task that prevent it from being canceled. For instance, if the task is linked to a delivery or other processes that are still active, cancellation may not be possible.
  
  
  System Configuration: There could be configuration settings in the EWM system that restrict the cancellation of certain types of tasks.
  
  
  Data Integrity Issues: There may be issues with the data integrity in the system, such as missing or inconsistent data related to the warehouse task.
  
  
  User Authorizations: The user attempting to cancel the task may not have the necessary authorizations to perform this action.
  
  
  Solutions:
  
  
  Check Task Status: Verify the status of the warehouse task you are trying to cancel. If it is already completed or in a non-cancellable state, you may need to take alternative actions.
  
  
  Review Dependencies: Investigate any dependencies related to the warehouse task. Ensure that there are no active processes that are linked to the task.
  
  
  Configuration Review: Consult with your SAP EWM configuration team to review the settings related to task cancellation. They may need to adjust configurations if necessary.
  
  
  Data Consistency Check: Perform a data consistency check to ensure that all related data is intact and correct. This may involve checking the database for any inconsistencies.
  
  
  User Authorization Check: Ensure that the user has the appropriate authorizations to cancel warehouse tasks. If not, the user may need to be granted additional permissions.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or patches that may address this specific error message. There may be known issues or fixes available.
  
  
  Log Analysis: Analyze the application logs (SLG1) for more detailed error messages that can provide additional context on why the cancellation failed.
  
  
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in EWM, such as /SCWM/PRDI for processing inbound deliveries or /SCWM/PRDO for processing outbound deliveries.
  Documentation: Review the SAP EWM documentation for more information on warehouse task management and cancellation processes.
  Training: Consider training sessions for users involved in warehouse operations to ensure they understand the processes and limitations related to warehouse task management.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.