chore: update reserved stock SLE validation
diff --git a/erpnext/stock/stock_ledger.py b/erpnext/stock/stock_ledger.py
index 463706e..5d14c21 100644
--- a/erpnext/stock/stock_ledger.py
+++ b/erpnext/stock/stock_ledger.py
@@ -1010,7 +1010,6 @@
 		msg_list = []
 		for warehouse, exceptions in self.exceptions.items():
 			deficiency = min(e["diff"] for e in exceptions)
-			msg_prefix = _("As {} units are reserved").format(frappe.bold(self.reserved_stock))
 
 			if (
 				exceptions[0]["voucher_type"],
@@ -1036,7 +1035,10 @@
 
 			if msg:
 				if self.reserved_stock:
-					msg = "{0}, {1}".format(msg_prefix, msg)
+					allowed_qty = abs(exceptions[0]["actual_qty"]) - abs(exceptions[0]["diff"])
+					msg = "{0} As {1} units are reserved, you are allowed to consume only {2} units.".format(
+						msg, frappe.bold(self.reserved_stock), frappe.bold(allowed_qty)
+					)
 
 				msg_list.append(msg)