How To Fix PS4S005 - Unable to generate a new reconciliation key root

SAP Error Message - Details

• Message type: E = Error

• Message class: PS4S - Social Services: Messages

• Message number: 005

• Message text: Unable to generate a new reconciliation key root

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 PS4S005 - Unable to generate a new reconciliation key root ?

  The SAP error message PS4S005, which states "Unable to generate a new reconciliation key root," typically occurs in the context of the SAP Project System (PS) module. This error is related to the generation of reconciliation keys for project-related transactions, and it can arise due to various reasons. Here are some common causes, potential solutions, and related information:
  Causes:
  
  
  Missing Configuration: The reconciliation key may not be properly configured in the system. This can happen if the necessary settings for the project or the controlling area are not in place.
  
  
  Authorization Issues: The user may not have the necessary authorizations to create or modify reconciliation keys.
  
  
  Data Inconsistencies: There may be inconsistencies in the data related to the project or the controlling area, which can prevent the generation of a new reconciliation key.
  
  
  System Errors: There could be underlying system errors or bugs that are causing the issue.
  
  
  Lock Entries: If there are lock entries in the database related to the project or reconciliation keys, this can prevent new keys from being generated.
  
  
  Solutions:
  
  
  Check Configuration: Verify that the configuration for the project and controlling area is correct. Ensure that all necessary settings are in place for reconciliation key generation.
  
  
  Review Authorizations: Check the user’s authorizations to ensure they have the necessary permissions to create or modify reconciliation keys.
  
  
  Data Consistency Check: Perform a data consistency check for the project and related objects. Look for any inconsistencies that may need to be resolved.
  
  
  Clear Lock Entries: If lock entries are causing the issue, you may need to clear them. This can often be done by using transaction codes like SM12 to check for and delete lock entries.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  
  
  Debugging: If you have access to development tools, you can debug the process to identify the exact point of failure and gather more information about the error.
  
  
  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 such as CJ20N (Project Builder), CJ02 (Change Project), and others that may be involved in project management and reconciliation key generation.
  Documentation: Review SAP documentation related to the Project System and reconciliation processes for more detailed guidance.
  User 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 PS4S005 error in SAP.