How To Fix TPM_THX1579 - Trans. &1 belongs to a designated FX swap, process first leg first.

SAP Error Message - Details

• Message type: E = Error

• Message class: TPM_THX1 - Treasury: Message Class for P-HA

• Message number: 579

• Message text: Trans. &1 belongs to a designated FX swap, process first leg first.

What causes this issue?

You are trying to change value date &V2& of FX transaction &V1&. This FX
transaction is contained in a designated FX swap. For technical reasons,
it's necessary to change first the value date &V4& of the first leg of
FX swap (&V3&).

System Response

It's not possible to save the changes.

How to fix this error?

Please process first the first leg of the FX swap.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.