From c82e350e6372bd85e571d6ac51c2cdf366a6e2d2 Mon Sep 17 00:00:00 2001
From: Enrique Jose  Avila Asapche <eavilaasapche@gmail.com>
Date: Thu, 10 Mar 2022 20:24:04 +0000
Subject: [PATCH] fixed marshalling error with nil (#354)

* fixed marshalling error with nil

* returning empty byte slice

* returning empty byte slice pt2
---
 txpool/grpc_server.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/txpool/grpc_server.go b/txpool/grpc_server.go
index 54a0e1f50..c4ef964e6 100644
--- a/txpool/grpc_server.go
+++ b/txpool/grpc_server.go
@@ -269,6 +269,10 @@ func (s *GrpcServer) Transactions(ctx context.Context, in *txpool_proto.Transact
 		if err != nil {
 			return nil, err
 		}
+		if txnRlp == nil {
+			reply.RlpTxs[i] = []byte{}
+			continue
+		}
 		reply.RlpTxs[i] = txnRlp
 	}