How To Fix B1552 - No external key found for the PSP element & in field &

B1552 - Overview

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 552

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

What causes this issue?

The internal database key for a PSP element has been transferred in
field &v2&. The internal key must be converted into the external name.
An external name could not be found for the value &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 internal database key been transferred correctly?

Error message extract from SAP system. Copyright SAP SE.

B1552 - Details

• The SAP error message B1552 "No external key found for the PSP element & in field &" typically occurs in the context of Project System (PS) when the system is unable to find a corresponding external key for a given Project Structure Plan (PSP) element. This can happen during various operations, such as when trying to create or modify project structures, or when performing data uploads.
  Causes:
  
  Missing External Key: The external key that is supposed to link the PSP element to an external system or data source is missing or not correctly defined.
  Incorrect Configuration: The configuration settings for the project system may not be set up correctly, leading to issues in recognizing the external key.
  Data Inconsistencies: There may be inconsistencies in the data, such as incorrect entries in the database or missing records that should correspond to the PSP element.
  Authorization Issues: Sometimes, the user may not have the necessary authorizations to