How To Fix PHIN307 - Enqueue for takeover/handover table not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: PHIN - Phase In: Messages

• Message number: 307

• Message text: Enqueue for takeover/handover table not possible

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 PHIN307 - Enqueue for takeover/handover table not possible ?

  The SAP error message PHIN307, which states "Enqueue for takeover/handover table not possible," typically occurs in the context of SAP's handling of enqueue locks, particularly in scenarios involving the takeover or handover of resources in a system landscape. This error can arise due to various reasons, and understanding the cause and potential solutions is essential for resolving the issue.
  Causes:
  
  
  Lock Conflicts: The most common cause of this error is that there is an existing lock on the takeover/handover table that prevents the enqueue operation from being completed. This can happen if another process is currently using the table.
  
  
  System Configuration Issues: Misconfigurations in the SAP system or in the enqueue server settings can lead to this error.
  
  
  Database Issues: Problems with the underlying database, such as connectivity issues or database locks, can also trigger this error.
  
  
  Resource Availability: If the system is under heavy load or if there are insufficient resources (like memory or CPU), it may not be able to process the enqueue request.
  
  
  Solutions:
  
  
  Check for Existing Locks: Use transaction code SM12 to check for existing locks on the takeover/handover table. If you find locks that are no longer needed, you can delete them (ensure that you have the necessary authorizations and that it is safe to do so).
  
  
  Review System Logs: Check the system logs (transaction SM21) for any related error messages or warnings that could provide more context about the issue.
  
  
  Restart Enqueue Server: If the issue persists, consider restarting the enqueue server. This can sometimes resolve transient issues related to locks.
  
  
  System Performance: Monitor system performance using transaction ST03N or ST06 to identify any bottlenecks. If the system is under heavy load, consider optimizing performance or scaling resources.
  
  
  Database Check: Ensure that the database is functioning correctly. Check for any locks or issues at the database level that might be affecting the SAP application.
  
  
  Consult SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that might address this specific error. There may be patches or updates that resolve known issues.
  
  
  Contact SAP Support: If the problem persists after trying the above solutions, consider reaching out to SAP Support for further assistance. Provide them with detailed information about the error, including any logs or screenshots.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (for lock entries), SM21 (for system logs), and ST22 (for dumps) to diagnose issues effectively.
  Documentation: Review SAP documentation related to enqueue management and resource handling for a deeper understanding of how these processes work.
  System Monitoring: Implement regular monitoring of your SAP system to catch issues early and maintain optimal performance.
  
  By following these steps, you should be able to diagnose and resolve the PHIN307 error effectively.