diff --git a/app/commander/commander.go b/app/commander/commander.go
index 2a8ae501..e0196af6 100644
--- a/app/commander/commander.go
+++ b/app/commander/commander.go
@@ -2,7 +2,7 @@
 
 package commander
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/dispatcher/default.go b/app/dispatcher/default.go
index d74f243e..6823884e 100644
--- a/app/dispatcher/default.go
+++ b/app/dispatcher/default.go
@@ -2,7 +2,7 @@
 
 package dispatcher
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/dispatcher/dispatcher.go b/app/dispatcher/dispatcher.go
index ba516bd8..70c60932 100644
--- a/app/dispatcher/dispatcher.go
+++ b/app/dispatcher/dispatcher.go
@@ -2,4 +2,4 @@
 
 package dispatcher
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/app/dns/dns.go b/app/dns/dns.go
index 28024235..ac724387 100644
--- a/app/dns/dns.go
+++ b/app/dns/dns.go
@@ -1,4 +1,4 @@
 // Package dns is an implementation of core.DNS feature.
 package dns
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/app/dns/server.go b/app/dns/server.go
index aaf8c240..da9f6cc0 100644
--- a/app/dns/server.go
+++ b/app/dns/server.go
@@ -2,7 +2,7 @@
 
 package dns
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/log/command/command.go b/app/log/command/command.go
index f1711988..a6b6b5c2 100644
--- a/app/log/command/command.go
+++ b/app/log/command/command.go
@@ -2,7 +2,7 @@
 
 package command
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/log/log.go b/app/log/log.go
index 1b47cb56..bf95a4ce 100644
--- a/app/log/log.go
+++ b/app/log/log.go
@@ -2,7 +2,7 @@
 
 package log
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/policy/policy.go b/app/policy/policy.go
index bb3ac3b3..4ae0b028 100644
--- a/app/policy/policy.go
+++ b/app/policy/policy.go
@@ -1,4 +1,4 @@
 // Package policy is an implementation of policy.Manager feature.
 package policy
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/app/proxyman/command/doc.go b/app/proxyman/command/doc.go
index a9d2624e..d09e0a9a 100644
--- a/app/proxyman/command/doc.go
+++ b/app/proxyman/command/doc.go
@@ -1,3 +1,3 @@
 package command
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/app/proxyman/inbound/inbound.go b/app/proxyman/inbound/inbound.go
index fa8ffb78..947205e8 100644
--- a/app/proxyman/inbound/inbound.go
+++ b/app/proxyman/inbound/inbound.go
@@ -1,6 +1,6 @@
 package inbound
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/proxyman/outbound/outbound.go b/app/proxyman/outbound/outbound.go
index af286116..e01c7bb0 100644
--- a/app/proxyman/outbound/outbound.go
+++ b/app/proxyman/outbound/outbound.go
@@ -1,6 +1,6 @@
 package outbound
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/reverse/reverse.go b/app/reverse/reverse.go
index 898a1850..a1d26286 100644
--- a/app/reverse/reverse.go
+++ b/app/reverse/reverse.go
@@ -2,7 +2,7 @@
 
 package reverse
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/router/command/command.go b/app/router/command/command.go
index 2a6867fe..f1720f87 100644
--- a/app/router/command/command.go
+++ b/app/router/command/command.go
@@ -2,7 +2,7 @@
 
 package command
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/router/router.go b/app/router/router.go
index de8321ba..30cfe659 100644
--- a/app/router/router.go
+++ b/app/router/router.go
@@ -2,7 +2,7 @@
 
 package router
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/stats/command/command.go b/app/stats/command/command.go
index 21c85446..434af86b 100644
--- a/app/stats/command/command.go
+++ b/app/stats/command/command.go
@@ -2,7 +2,7 @@
 
 package command
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/app/stats/stats.go b/app/stats/stats.go
index 0e14faf2..3b881c33 100644
--- a/app/stats/stats.go
+++ b/app/stats/stats.go
@@ -2,7 +2,7 @@
 
 package stats
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/common/buf/buf.go b/common/buf/buf.go
index 39335479..8579694c 100644
--- a/common/buf/buf.go
+++ b/common/buf/buf.go
@@ -1,4 +1,4 @@
 // Package buf provides a light-weight memory allocation mechanism.
 package buf // import "v2ray.com/core/common/buf"
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/common/common.go b/common/common.go
index 52b65285..2d0a929b 100644
--- a/common/common.go
+++ b/common/common.go
@@ -13,7 +13,7 @@ import (
 	"v2ray.com/core/common/errors"
 )
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 var (
 	// ErrNoClue is for the situation that existing information is not enough to make a decision. For example, Router may return this error when there is no suitable route.
diff --git a/common/crypto/crypto.go b/common/crypto/crypto.go
index d98e8dfe..0adb1a2a 100644
--- a/common/crypto/crypto.go
+++ b/common/crypto/crypto.go
@@ -1,4 +1,4 @@
 // Package crypto provides common crypto libraries for V2Ray.
 package crypto // import "v2ray.com/core/common/crypto"
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/common/mux/mux.go b/common/mux/mux.go
index 30682771..35b05a76 100644
--- a/common/mux/mux.go
+++ b/common/mux/mux.go
@@ -1,3 +1,3 @@
 package mux
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/common/net/net.go b/common/net/net.go
index da929836..172e516d 100644
--- a/common/net/net.go
+++ b/common/net/net.go
@@ -1,4 +1,4 @@
 // Package net is a drop-in replacement to Golang's net package, with some more functionalities.
 package net // import "v2ray.com/core/common/net"
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/common/platform/ctlcmd/ctlcmd.go b/common/platform/ctlcmd/ctlcmd.go
index 1fad1e74..3ee617bd 100644
--- a/common/platform/ctlcmd/ctlcmd.go
+++ b/common/platform/ctlcmd/ctlcmd.go
@@ -10,7 +10,7 @@ import (
 	"v2ray.com/core/common/platform"
 )
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 func Run(args []string, input io.Reader) (buf.MultiBuffer, error) {
 	v2ctl := platform.GetToolLocation("v2ctl")
diff --git a/common/protocol/protocol.go b/common/protocol/protocol.go
index 8a7851b2..41d99d0a 100644
--- a/common/protocol/protocol.go
+++ b/common/protocol/protocol.go
@@ -1,3 +1,3 @@
 package protocol // import "v2ray.com/core/common/protocol"
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/common/protocol/tls/cert/cert.go b/common/protocol/tls/cert/cert.go
index 6c2b8bc3..8f96db00 100644
--- a/common/protocol/tls/cert/cert.go
+++ b/common/protocol/tls/cert/cert.go
@@ -15,7 +15,7 @@ import (
 	"v2ray.com/core/common"
 )
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 type Certificate struct {
 	// Cerificate in ASN.1 DER format
diff --git a/common/retry/retry.go b/common/retry/retry.go
index c719e267..30aed1f1 100644
--- a/common/retry/retry.go
+++ b/common/retry/retry.go
@@ -1,6 +1,6 @@
 package retry // import "v2ray.com/core/common/retry"
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"time"
diff --git a/core.go b/core.go
index 29fa268e..1399502a 100644
--- a/core.go
+++ b/core.go
@@ -9,8 +9,7 @@
 // connections.
 package core
 
-//go:generate go install "v2ray.com/core/common/errors/errorgen"
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"runtime"
diff --git a/features/feature.go b/features/feature.go
index ac7b77a7..5cd0adbd 100644
--- a/features/feature.go
+++ b/features/feature.go
@@ -2,7 +2,7 @@ package features
 
 import "v2ray.com/core/common"
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 // Feature is the interface for V2Ray features. All features must implement this interface.
 // All existing features have an implementation in app directory. These features can be replaced by third-party ones.
diff --git a/features/routing/dns/context.go b/features/routing/dns/context.go
index fca58701..e36fa157 100644
--- a/features/routing/dns/context.go
+++ b/features/routing/dns/context.go
@@ -1,6 +1,6 @@
 package dns
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"v2ray.com/core/common/net"
diff --git a/features/stats/stats.go b/features/stats/stats.go
index f92c75d0..d0a188ad 100644
--- a/features/stats/stats.go
+++ b/features/stats/stats.go
@@ -1,6 +1,6 @@
 package stats
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/infra/conf/command/command.go b/infra/conf/command/command.go
index 9f8c12d5..b7d7829c 100644
--- a/infra/conf/command/command.go
+++ b/infra/conf/command/command.go
@@ -1,6 +1,6 @@
 package command
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"os"
diff --git a/infra/conf/conf.go b/infra/conf/conf.go
index 63b7313f..4a099384 100644
--- a/infra/conf/conf.go
+++ b/infra/conf/conf.go
@@ -1,3 +1,3 @@
 package conf
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/infra/conf/serial/serial.go b/infra/conf/serial/serial.go
index 8314cb01..8c0604ac 100644
--- a/infra/conf/serial/serial.go
+++ b/infra/conf/serial/serial.go
@@ -1,3 +1,3 @@
 package serial
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/infra/control/control.go b/infra/control/control.go
index adac14d8..7c05ea27 100644
--- a/infra/control/control.go
+++ b/infra/control/control.go
@@ -1,3 +1,3 @@
 package control
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/main/confloader/external/external.go b/main/confloader/external/external.go
index a16f0c7a..f6bcf7d5 100644
--- a/main/confloader/external/external.go
+++ b/main/confloader/external/external.go
@@ -1,6 +1,6 @@
 package external
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"bytes"
diff --git a/main/json/config_json.go b/main/json/config_json.go
index 59bcc63d..650aceb5 100644
--- a/main/json/config_json.go
+++ b/main/json/config_json.go
@@ -1,6 +1,6 @@
 package json
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"io"
diff --git a/main/main.go b/main/main.go
index 4fe18844..8390af3e 100644
--- a/main/main.go
+++ b/main/main.go
@@ -1,6 +1,6 @@
 package main
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"flag"
diff --git a/proxy/blackhole/blackhole.go b/proxy/blackhole/blackhole.go
index 8bcc5f5e..d2213390 100644
--- a/proxy/blackhole/blackhole.go
+++ b/proxy/blackhole/blackhole.go
@@ -4,7 +4,7 @@
 
 package blackhole
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/proxy/dokodemo/dokodemo.go b/proxy/dokodemo/dokodemo.go
index 24ebe098..0333eb28 100644
--- a/proxy/dokodemo/dokodemo.go
+++ b/proxy/dokodemo/dokodemo.go
@@ -2,7 +2,7 @@
 
 package dokodemo
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/proxy/freedom/freedom.go b/proxy/freedom/freedom.go
index d26ffe61..0ac95466 100644
--- a/proxy/freedom/freedom.go
+++ b/proxy/freedom/freedom.go
@@ -2,7 +2,7 @@
 
 package freedom
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/proxy/http/http.go b/proxy/http/http.go
index cb8ad4e9..f2305b87 100644
--- a/proxy/http/http.go
+++ b/proxy/http/http.go
@@ -1,3 +1,3 @@
 package http
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/proxy/mtproto/mtproto.go b/proxy/mtproto/mtproto.go
index 75629fe7..c89a224a 100644
--- a/proxy/mtproto/mtproto.go
+++ b/proxy/mtproto/mtproto.go
@@ -1,3 +1,3 @@
 package mtproto
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/proxy/shadowsocks/shadowsocks.go b/proxy/shadowsocks/shadowsocks.go
index d7f6980e..a401063b 100644
--- a/proxy/shadowsocks/shadowsocks.go
+++ b/proxy/shadowsocks/shadowsocks.go
@@ -5,4 +5,4 @@
 // R.I.P Shadowsocks
 package shadowsocks
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/proxy/socks/socks.go b/proxy/socks/socks.go
index ac2da5a4..d3be1059 100644
--- a/proxy/socks/socks.go
+++ b/proxy/socks/socks.go
@@ -1,4 +1,4 @@
 // Package socks provides implements of Socks protocol 4, 4a and 5.
 package socks
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/proxy/vless/encoding/encoding.go b/proxy/vless/encoding/encoding.go
index 99e466ae..ec6ecff6 100644
--- a/proxy/vless/encoding/encoding.go
+++ b/proxy/vless/encoding/encoding.go
@@ -2,7 +2,7 @@
 
 package encoding
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"io"
diff --git a/proxy/vless/inbound/inbound.go b/proxy/vless/inbound/inbound.go
index cb0439cb..fa8124e1 100644
--- a/proxy/vless/inbound/inbound.go
+++ b/proxy/vless/inbound/inbound.go
@@ -2,7 +2,7 @@
 
 package inbound
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/proxy/vless/outbound/outbound.go b/proxy/vless/outbound/outbound.go
index 825464c9..95e8be5e 100644
--- a/proxy/vless/outbound/outbound.go
+++ b/proxy/vless/outbound/outbound.go
@@ -2,7 +2,7 @@
 
 package outbound
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/proxy/vless/vless.go b/proxy/vless/vless.go
index ea51e563..6628a5be 100644
--- a/proxy/vless/vless.go
+++ b/proxy/vless/vless.go
@@ -5,7 +5,7 @@
 // clients with 'socks' for proxying.
 package vless
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 const (
 	XRO = "xtls-rprx-origin"
diff --git a/proxy/vmess/encoding/encoding.go b/proxy/vmess/encoding/encoding.go
index f6d04947..bd601e3a 100644
--- a/proxy/vmess/encoding/encoding.go
+++ b/proxy/vmess/encoding/encoding.go
@@ -5,7 +5,7 @@ import (
 	"v2ray.com/core/common/protocol"
 )
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 const (
 	Version = byte(1)
diff --git a/proxy/vmess/inbound/inbound.go b/proxy/vmess/inbound/inbound.go
index cf86c874..9f385be9 100644
--- a/proxy/vmess/inbound/inbound.go
+++ b/proxy/vmess/inbound/inbound.go
@@ -2,7 +2,7 @@
 
 package inbound
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/proxy/vmess/outbound/outbound.go b/proxy/vmess/outbound/outbound.go
index b1592766..85255239 100644
--- a/proxy/vmess/outbound/outbound.go
+++ b/proxy/vmess/outbound/outbound.go
@@ -2,7 +2,7 @@
 
 package outbound
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"context"
diff --git a/proxy/vmess/vmess.go b/proxy/vmess/vmess.go
index 9e22db61..6ffb6d46 100644
--- a/proxy/vmess/vmess.go
+++ b/proxy/vmess/vmess.go
@@ -5,4 +5,4 @@
 // clients with 'socks' for proxying.
 package vmess
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/transport/internet/domainsocket/errgen.go b/transport/internet/domainsocket/errgen.go
index d4501e83..124b932b 100644
--- a/transport/internet/domainsocket/errgen.go
+++ b/transport/internet/domainsocket/errgen.go
@@ -1,3 +1,3 @@
 package domainsocket
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/transport/internet/headers/http/http.go b/transport/internet/headers/http/http.go
index 5b940cb8..c12d5b03 100644
--- a/transport/internet/headers/http/http.go
+++ b/transport/internet/headers/http/http.go
@@ -1,6 +1,6 @@
 package http
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 import (
 	"bufio"
diff --git a/transport/internet/http/http.go b/transport/internet/http/http.go
index cb8ad4e9..f2305b87 100644
--- a/transport/internet/http/http.go
+++ b/transport/internet/http/http.go
@@ -1,3 +1,3 @@
 package http
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/transport/internet/internet.go b/transport/internet/internet.go
index 77027eaa..a2283fcf 100644
--- a/transport/internet/internet.go
+++ b/transport/internet/internet.go
@@ -1,3 +1,3 @@
 package internet
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/transport/internet/kcp/kcp.go b/transport/internet/kcp/kcp.go
index 177b6517..5bef0b89 100644
--- a/transport/internet/kcp/kcp.go
+++ b/transport/internet/kcp/kcp.go
@@ -5,4 +5,4 @@
 //    xtaci@github for translating to Golang
 package kcp
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/transport/internet/quic/quic.go b/transport/internet/quic/quic.go
index 1ec3b3cf..16bb0ab7 100644
--- a/transport/internet/quic/quic.go
+++ b/transport/internet/quic/quic.go
@@ -7,7 +7,7 @@ import (
 	"v2ray.com/core/transport/internet"
 )
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 // Here is some modification needs to be done before update quic vendor.
 // * use bytespool in buffer_pool.go
diff --git a/transport/internet/tcp/tcp.go b/transport/internet/tcp/tcp.go
index 05307a11..052d4eb7 100644
--- a/transport/internet/tcp/tcp.go
+++ b/transport/internet/tcp/tcp.go
@@ -1,3 +1,3 @@
 package tcp
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/transport/internet/tls/tls.go b/transport/internet/tls/tls.go
index 6319a61d..a102e1f0 100644
--- a/transport/internet/tls/tls.go
+++ b/transport/internet/tls/tls.go
@@ -9,7 +9,7 @@ import (
 	"v2ray.com/core/common/net"
 )
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 var (
 	_ buf.Writer = (*Conn)(nil)
diff --git a/transport/internet/udp/udp.go b/transport/internet/udp/udp.go
index cbcebe44..444da1cd 100644
--- a/transport/internet/udp/udp.go
+++ b/transport/internet/udp/udp.go
@@ -1,5 +1,5 @@
 package udp
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 const protocolName = "udp"
diff --git a/transport/internet/websocket/ws.go b/transport/internet/websocket/ws.go
index 7edd1344..157f436a 100644
--- a/transport/internet/websocket/ws.go
+++ b/transport/internet/websocket/ws.go
@@ -4,4 +4,4 @@ Websocket transport implements an HTTP(S) compliable, surveillance proof transpo
 */
 package websocket
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
diff --git a/transport/internet/xtls/xtls.go b/transport/internet/xtls/xtls.go
index e34408bf..8a1be33f 100644
--- a/transport/internet/xtls/xtls.go
+++ b/transport/internet/xtls/xtls.go
@@ -9,7 +9,7 @@ import (
 	"v2ray.com/core/common/net"
 )
 
-//go:generate errorgen
+//go:generate go run v2ray.com/core/common/errors/errorgen
 
 var (
 	_ buf.Writer = (*Conn)(nil)