How To Fix PFO1071 - Error while generating lock key

SAP Error Message - Details

• Message type: E = Error

• Message class: PFO1 - Messages for Portfolio Assignment

• Message number: 071

• Message text: Error while generating lock key

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 PFO1071 - Error while generating lock key ?

  The SAP error message PFO1071, which states "Error while generating lock key," typically occurs in the context of the SAP Process Orchestration (PO) or SAP Process Integration (PI) when there is an issue related to locking mechanisms in the system. This error can arise due to various reasons, including:
  Causes:
  
  Concurrency Issues: Multiple processes or threads may be trying to access the same resource simultaneously, leading to a conflict in generating a lock key.
  Database Locking: There may be a database lock on the table or resource that the process is trying to access, preventing the generation of a lock key.
  Configuration Issues: Incorrect configuration settings in the SAP system or in the integration scenario can lead to this error.
  System Performance: High load on the system or performance issues can cause delays in processing, leading to lock key generation failures.
  Transport Issues: If there are issues with transport requests or changes that have not been properly imported, it may lead to inconsistencies that trigger this error.
  
  Solutions:
  
  Check for Locks: Use transaction codes like SM12 to check for any existing locks on the database tables. If you find any unnecessary locks, you can delete them if appropriate.
  Review Configuration: Ensure that the configuration settings for the integration scenario are correct. This includes checking the communication channels, receiver determination, and interface mappings.
  Monitor System Performance: Use transaction codes like ST22 (dump analysis) and SM21 (system log) to check for any performance issues or dumps that may provide more context on the error.
  Increase Resources: If the system is under heavy load, consider increasing the resources allocated to the SAP system or optimizing the processes to reduce load.
  Check Transport Requests: Ensure that all transport requests have been properly imported and that there are no inconsistencies in the system.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to check locks), ST22 (for dumps), and SM21 (for system logs).
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages for further analysis.
  
  By following these steps, you should be able to diagnose and resolve the PFO1071 error effectively.