How To Fix E2454 - Parameter field & is foreign key field in join condition to be built

E2454 - Overview

• Message type: E = Error

• Message class: E2 - DE Data Dictionary

• Message number: 454

• Message text: Parameter field & is foreign key field in join condition to be built

What causes this issue?

The parameter field is a foreign key field of a join condition that
builds the edited lock object and therefore belongs to a
different lock parameter.

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?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message E2454 - Parameter field & is foreign key field in join condition to be built ?

  The SAP error message E2454 indicates that there is an issue with a parameter field being used in a join condition within a query or report. Specifically, it suggests that the parameter field is a foreign key field, and the system is unable to build the join condition properly due to this.
  
  Cause:
  
  Foreign Key Relationship: The parameter field you are trying to use in the join condition is defined as a foreign key in the database. This means it is expected to reference a primary key in another table.
  Join Condition Issues: The join condition may not be correctly defined, or the foreign key field may not be compatible with the primary key it is supposed to reference.
  Data Model Issues: There may be issues with the data model or the way the tables are related, leading to ambiguity or conflicts in the join conditions.
  
  
  Solution:
  
  Check Foreign Key Definition: Verify the foreign key definition