Fix node rpc error

op-e2e/e2eutils/challenger/helper.go

@@ -75,7 +75,7 @@ func NewChallengerConfig(t *testing.T, sys op_e2e_challenger.EndpointProvider, l
 	// Use the NewConfig method to ensure we pick up any defaults that are set.
 	l1Endpoint := sys.NodeEndpoint("l1")
 	l1Beacon := sys.L1BeaconEndpoint()
-	cfg := config.NewConfig(common.Address{}, l1Endpoint, l1Beacon, sys.RollupEndpoint(l2NodeName), sys.RollupEndpoint(l2NodeName), t.TempDir())
+	cfg := config.NewConfig(common.Address{}, l1Endpoint, l1Beacon, sys.RollupEndpoint(l2NodeName), sys.NodeEndpoint(l2NodeName), t.TempDir())
 	// The devnet can't set the absolute prestate output root because the contracts are deployed in L1 genesis
 	// before the L2 genesis is known.
 	cfg.AllowInvalidPrestate = true