diff --git a/erpnext/regional/doctype/fec_import/fec_import.py b/erpnext/regional/doctype/fec_import/fec_import.py
index 020bf90b673b1eed0a97842cec6f88acb0420085..38f5294a6dd908b8468ddbd49389aeae8384a3c2 100644
--- a/erpnext/regional/doctype/fec_import/fec_import.py
+++ b/erpnext/regional/doctype/fec_import/fec_import.py
@@ -371,7 +371,7 @@ class FECImportDocumentCreator:
 				continue
 
 			self.grouped_data[d["EcritureDate"]][
-				f'{d["JournalCode"]} | {d["EcritureNum"] or d["PieceRef"]}'
+				f'{d["JournalCode"]} | {d.get("EcritureNum") or d.get("PieceRef") or 1}'
 			].append(frappe._dict(d))
 
 	@staticmethod