How To Fix TN145 - Scenario in queue was changed from '&1' to '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: TN - Support Package Manager (SPAM) Messages

• Message number: 145

• Message text: Scenario in queue was changed from '&1' to '&2'

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 TN145 - Scenario in queue was changed from '&1' to '&2' ?

  The SAP error message TN145 indicates that there has been a change in the status of a scenario in a queue. Specifically, it means that the scenario's status has transitioned from one state (&1) to another (&2). This message is typically related to the SAP Process Integration (PI) or SAP Process Orchestration (PO) environments, where scenarios are used to define the flow of messages between systems.
  Cause:
  The change in the scenario status can occur due to various reasons, including but not limited to:
  
  Configuration Changes: Changes made to the integration scenario or its components (like message mappings, interfaces, etc.) can trigger a status change.
  Error Handling: If there was an error in processing a message, the scenario might change its status to reflect that error.
  Manual Intervention: An administrator or user may have manually changed the status of the scenario.
  System Updates: Updates or patches applied to the SAP system can also lead to changes in scenario statuses.
  
  Solution:
  To resolve the TN145 error, consider the following steps:
  
  
  Check the Scenario Configuration: Review the configuration of the scenario to ensure that all components are correctly set up and that there are no errors in the mappings or interfaces.
  
  
  Review Logs: Check the application logs (transaction SLG1) and the integration engine logs (transaction SXMB_MONI) for any error messages or warnings that could provide more context about the status change.
  
  
  Monitor Message Processing: Use the message monitoring tools in SAP PI/PO to track the processing of messages related to the scenario. This can help identify if there are any messages stuck in the queue or if there are processing errors.
  
  
  Reprocess Messages: If messages are stuck due to the status change, you may need to reprocess them. This can often be done through the message monitoring interface.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to the specific version of your SAP system for any known issues or additional troubleshooting steps.
  
  
  Contact SAP Support: If the issue persists and you cannot determine the cause, consider reaching out to SAP support for assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SXMB_MONI (for monitoring messages), SLG1 (for application logs), and others that may help in troubleshooting.
  SAP Notes: Search for SAP Notes related to TN145 or the specific scenario you are working with, as they may provide additional insights or fixes.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to diagnose and resolve the TN145 error effectively.