How To Fix B1551 - No internal key found for the PSP element & in field &

SAP Error Message - Details

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 551

• Message text: No internal key found for the PSP element & in field &

What causes this issue?

An external name for a PSP element has been transferred in field &v2&.
The external name should be converted to the internal data base key. No
internal PSP element numbers could be found for plant &v1&.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Check the transferred value.
Does the PSP element exist in the system?
Has the external name of the PSP element been transferred correctly,
for example, without any formatting?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message B1551 - No internal key found for the PSP element & in field & ?

  The SAP error message B1551, which states "No internal key found for the PSP element & in field &," typically occurs in the context of Project System (PS) module when there is an issue related to the Project Structure Plan (PSP) elements. This error indicates that the system is unable to find the internal key for a specified PSP element, which can prevent users from performing certain actions related to project management.
  Causes:
  
  Missing PSP Element: The specified PSP element may not exist in the system or may have been deleted.
  Incorrect Data Entry: There may be a typo or incorrect entry in the PSP element field.
  Authorization Issues: The user may not have the necessary authorizations to access the PSP element.
  Data Consistency Issues: There may be inconsistencies in the database or issues with the data model.
  Transport Issues: If the PSP element was recently transported from another system, it may not have been properly created in the target system.
  
  Solutions:
  
  Verify PSP Element: Check if the PSP element exists in the system. You can do this by navigating to the Project System transaction (e.g., CJ20N) and searching for the PSP element.
  Check for Typos: Ensure that the PSP element is entered correctly without any typographical errors.
  Authorization Check: Verify that the user has the necessary authorizations to access the PSP element. This can be done by checking the user roles and authorizations in the user management transaction (SU01).
  Data Consistency Check: Run consistency checks in the Project System to identify and resolve any inconsistencies. This can be done using transaction codes like CJ_CHECK or other relevant tools.
  Recreate PSP Element: If the PSP element is missing, you may need to recreate it using the appropriate transaction (e.g., CJ20N).
  Transport Validation: If the issue arose after a transport, ensure that all necessary objects were transported correctly and that the PSP element is fully functional in the target system.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CJ20N (Project Builder), CJ01 (Create Work Breakdown Structure), and CJ02 (Change Work Breakdown Structure).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. You can search for B1551 in the SAP Support Portal.
  Documentation: Review SAP documentation related to Project System for best practices in managing PSP elements and understanding their structure.
  
  If the problem persists after trying the above solutions, it may be beneficial to consult with your SAP Basis or technical team for further investigation.