How do I fix ES-R-004?

Sign invoice with valid XAdES-EPES or XAdES-T signature. This error involves a protected field — Invoice Navigator flags it in your pipeline so your team can correct it at the source.

Is ES-R-004 a critical error?

Yes, ES-R-004 is a critical error that will cause invoice rejection. It must be fixed before submission.

Error codes · facturae · Spain

ES-R-004Partly

Digital signature required

This is the rejection, word for word: „[ES-R-004] Spanish FacturaE invoices require XAdES digital signature.“

What to have readyThe correct figures from your bookkeeping; we show you which field is affected.

What we doSign invoice with valid XAdES-EPES or XAdES-T signature.

Choose the rejected invoiceor drop it here

XRechnung XML or ZUGFeRD PDF. Checking is free · corrected file €1.90 · the first every 30 days is free · no sign-up.

What the finding looks likeExample

FindingNeeds your check · ES-R-004

Location/fe:Facturae/ds:Signature

From youThe correct figures

ThenChecked again

ProofSHA-256 and /verify link after the check

Often appears together with

ES-R-002Invalid FacturaE format