From 274f2c04087d5aaf585eaf05dfc17b0528b3ffcb Mon Sep 17 00:00:00 2001
From: Roman Khimov <roman@nspcc.ru>
Date: Sat, 10 Apr 2021 00:31:42 +0300
Subject: [PATCH] rpc/server: be more specific in some sendrawtransaction error
 cases

Refs. #1894.
---
 pkg/rpc/server/server.go | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/pkg/rpc/server/server.go b/pkg/rpc/server/server.go
index 93356c421..2a64d1383 100644
--- a/pkg/rpc/server/server.go
+++ b/pkg/rpc/server/server.go
@@ -1419,15 +1419,15 @@ func (s *Server) submitOracleResponse(ps request.Params) (interface{}, *response
 
 func (s *Server) sendrawtransaction(reqParams request.Params) (interface{}, *response.Error) {
 	if len(reqParams) < 1 {
-		return nil, response.ErrInvalidParams
+		return nil, response.NewInvalidParamsError("not enough parameters", nil)
 	}
 	byteTx, err := reqParams[0].GetBytesBase64()
 	if err != nil {
-		return nil, response.ErrInvalidParams
+		return nil, response.NewInvalidParamsError("not base64", err)
 	}
 	tx, err := transaction.NewTransactionFromBytes(byteTx)
 	if err != nil {
-		return nil, response.ErrInvalidParams
+		return nil, response.NewInvalidParamsError("can't decode transaction", err)
 	}
 	return getRelayResult(s.coreServer.RelayTxn(tx), tx.Hash())
 }