From 7b1943a6e57d97d5607c7a78ab6ec80e5a09de8e Mon Sep 17 00:00:00 2001
From: Roman Khimov <roman@nspcc.ru>
Date: Fri, 6 May 2022 10:07:34 +0300
Subject: [PATCH] rpc/server: return original error for invoke* param errors

---
 pkg/rpc/server/server.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pkg/rpc/server/server.go b/pkg/rpc/server/server.go
index e370fb8f4..22c1eab8b 100644
--- a/pkg/rpc/server/server.go
+++ b/pkg/rpc/server/server.go
@@ -1675,7 +1675,7 @@ func (s *Server) getInvokeScriptParams(reqParams request.Params) (*transaction.T
 	if len(reqParams) > 1 {
 		signers, witnesses, err := reqParams[1].GetSignersWithWitnesses()
 		if err != nil {
-			return nil, false, response.ErrInvalidParams
+			return nil, false, response.WrapErrorWithData(response.ErrInvalidParams, err)
 		}
 		tx.Signers = signers
 		tx.Scripts = witnesses
@@ -1684,7 +1684,7 @@ func (s *Server) getInvokeScriptParams(reqParams request.Params) (*transaction.T
 	if len(reqParams) > 2 {
 		verbose, err = reqParams[2].GetBoolean()
 		if err != nil {
-			return nil, false, response.ErrInvalidParams
+			return nil, false, response.WrapErrorWithData(response.ErrInvalidParams, err)
 		}
 	}
 	if len(tx.Signers) == 0 {