From 23c3aaac6afe1fbd6103b278d65a3d28f507fa2a Mon Sep 17 00:00:00 2001
From: Elle Mouton <elle.mouton@gmail.com>
Date: Thu, 10 Jul 2025 11:15:42 +0200
Subject: [PATCH] rpcserver: catch extra err case in LookupInvoice

For a kvdb backed invoices DB, we sometimes will return the
ErrNoInviocesCreated error if no invoices have ever been created on the
node. In these cases we should still wrap the returned error in the grpc
NotFound code.
---
 rpcserver.go | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/rpcserver.go b/rpcserver.go
index 5a8eede0f..e71723e0f 100644
--- a/rpcserver.go
+++ b/rpcserver.go
@@ -6445,7 +6445,9 @@ func (r *rpcServer) LookupInvoice(ctx context.Context,
 
 	invoice, err := r.server.invoices.LookupInvoice(ctx, payHash)
 	switch {
-	case errors.Is(err, invoices.ErrInvoiceNotFound):
+	case errors.Is(err, invoices.ErrInvoiceNotFound) ||
+		errors.Is(err, invoices.ErrNoInvoicesCreated):
+
 		return nil, status.Error(codes.NotFound, err.Error())
 	case err != nil:
 		return nil, err