[Fix] Data missing issue in stock ledger report (#14755)

diff --git a/erpnext/stock/report/stock_ledger/stock_ledger.py b/erpnext/stock/report/stock_ledger/stock_ledger.py
index ec95561..9237cfd 100644
--- a/erpnext/stock/report/stock_ledger/stock_ledger.py
+++ b/erpnext/stock/report/stock_ledger/stock_ledger.py
@@ -35,11 +35,11 @@
 		_("Brand") + ":Link/Brand:100", _("Description") + "::200",
 		_("Warehouse") + ":Link/Warehouse:100", _("Stock UOM") + ":Link/UOM:100",
 		_("Qty") + ":Float:50", _("Balance Qty") + ":Float:100",
-		{"label": _("Incoming Rate"), "fieldtype": "Currency", "width": 110,
+		{"label": _("Incoming Rate"), "fieldname": "incoming_rate", "fieldtype": "Currency", "width": 110,
 			"options": "Company:company:default_currency"},
-		{"label": _("Valuation Rate"), "fieldtype": "Currency", "width": 110,
+		{"label": _("Valuation Rate"), "fieldname": "valuation_rate", "fieldtype": "Currency", "width": 110,
 			"options": "Company:company:default_currency"},
-		{"label": _("Balance Value"), "fieldtype": "Currency", "width": 110,
+		{"label": _("Balance Value"), "fieldname": "stock_value", "fieldtype": "Currency", "width": 110,
 			"options": "Company:company:default_currency"},
 		_("Voucher Type") + "::110",
 		_("Voucher #") + ":Dynamic Link/" + _("Voucher Type") + ":100",