Syntax error DMEE_ABA214 when activating format

[#1]

When trying to activate the following format three: Z_DABA_XML_SPLIT_PAYMENT, we are getting the following error:

The reference in ‘’EqvtAmt’’ to the technical node looks as follows:

And the technical ‘’-EqvtAmt’’ node looks as follows:

We have found the following note that seems relevant to error code: https://me.sap.com/notes/3090950/E

But it cannot be implemented on our version