diff --git a/server/dbdata/db.go b/server/dbdata/db.go
index ce7d737..e10bb65 100644
--- a/server/dbdata/db.go
+++ b/server/dbdata/db.go
@@ -1,8 +1,6 @@
 package dbdata
 
 import (
-	"encoding/json"
-
 	"github.com/bjdgyc/anylink/base"
 	_ "github.com/go-sql-driver/mysql"
 	_ "github.com/lib/pq"
@@ -41,17 +39,24 @@ func initData() {
 	)
 
 	// 判断是否初次使用
-	s := &Setting{}
-	err = One("name", InstallName, s)
-	if err == nil && s.Data == InstallData {
+	install := &SettingInstall{}
+	err = SettingGet(install)
+
+	if err == nil && install.Installed {
 		// 已经安装过
 		return
 	}
 
+	// 发生错误
+	if err != ErrNotFound {
+		base.Fatal(err)
+	}
+
 	err = addInitData()
 	if err != nil {
 		base.Fatal(err)
 	}
+
 }
 
 func addInitData() error {
@@ -74,9 +79,7 @@ func addInitData() error {
 		From:       "vpn@xx.com",
 		Encryption: "None",
 	}
-	v, _ := json.Marshal(smtp)
-	s := &Setting{Name: StructName(smtp), Data: string(v)}
-	_, err = sess.InsertOne(s)
+	err = SettingSessAdd(sess, smtp)
 	if err != nil {
 		return err
 	}
@@ -87,16 +90,14 @@ func addInitData() error {
 		Banner:      "您已接入公司网络，请按照公司规定使用。\n请勿进行非工作下载及视频行为！",
 		AccountMail: accountMail,
 	}
-	v, _ = json.Marshal(other)
-	s = &Setting{Name: StructName(other), Data: string(v)}
-	_, err = sess.InsertOne(s)
+	err = SettingSessAdd(sess, other)
 	if err != nil {
 		return err
 	}
 
 	// Install
-	install := &Setting{Name: InstallName, Data: InstallData}
-	_, err = sess.InsertOne(install)
+	install := &SettingInstall{Installed: true}
+	err = SettingSessAdd(sess, install)
 	if err != nil {
 		return err
 	}
diff --git a/server/dbdata/setting.go b/server/dbdata/setting.go
index 1114b4e..a9ab9e6 100644
--- a/server/dbdata/setting.go
+++ b/server/dbdata/setting.go
@@ -3,12 +3,12 @@ package dbdata
 import (
 	"encoding/json"
 	"reflect"
+	"xorm.io/xorm"
 )
 
-const (
-	InstallName = "Install"
-	InstallData = "OK"
-)
+type SettingInstall struct {
+	Installed bool `json:"installed"`
+}
 
 type SettingSmtp struct {
 	Host       string `json:"host"`
@@ -36,29 +36,30 @@ func StructName(data interface{}) string {
 	return name
 }
 
-func SettingAdd(data interface{}) error {
+func SettingSessAdd(sess *xorm.Session, data interface{}) error {
 	name := StructName(data)
 	v, _ := json.Marshal(data)
-	s := Setting{Name: name, Data: string(v)}
-	err := Add(&s)
+	s := &Setting{Name: name, Data: v}
+	_, err := sess.InsertOne(s)
+
 	return err
 }
 
 func SettingSet(data interface{}) error {
 	name := StructName(data)
 	v, _ := json.Marshal(data)
-	s := Setting{Data: string(v)}
-	err := Update("name", name, &s)
+	s := &Setting{Data: v}
+	err := Update("name", name, s)
 	return err
 }
 
 func SettingGet(data interface{}) error {
 	name := StructName(data)
-	s := Setting{Name: name}
-	err := One("name", name, &s)
+	s := &Setting{Name: name}
+	err := One("name", name, s)
 	if err != nil {
 		return err
 	}
-	err = json.Unmarshal([]byte(s.Data), data)
+	err = json.Unmarshal(s.Data, data)
 	return err
 }
diff --git a/server/dbdata/tables.go b/server/dbdata/tables.go
index 2e0bf23..ae4d120 100644
--- a/server/dbdata/tables.go
+++ b/server/dbdata/tables.go
@@ -1,12 +1,13 @@
 package dbdata
 
 import (
+	"encoding/json"
 	"time"
 )
 
 type Group struct {
 	Id           int            `json:"id" xorm:"pk autoincr not null"`
-	Name         string         `json:"name" xorm:"varchar(60) not null unique(inx_name)"`
+	Name         string         `json:"name" xorm:"varchar(60) not null unique"`
 	Note         string         `json:"note" xorm:"varchar(255)"`
 	AllowLan     bool           `json:"allow_lan" xorm:"Bool"`
 	ClientDns    []ValData      `json:"client_dns" xorm:"Text"`
@@ -21,7 +22,7 @@ type Group struct {
 
 type User struct {
 	Id       int    `json:"id" xorm:"pk autoincr not null"`
-	Username string `json:"username" xorm:"varchar(60) not null unique(inx_username)"`
+	Username string `json:"username" xorm:"varchar(60) not null unique"`
 	Nickname string `json:"nickname" xorm:"varchar(255)"`
 	Email    string `json:"email" xorm:"varchar(255)"`
 	// Password  string    `json:"password"`
@@ -37,8 +38,8 @@ type User struct {
 
 type IpMap struct {
 	Id        int       `json:"id" xorm:"pk autoincr not null"`
-	IpAddr    string    `json:"ip_addr" xorm:"varchar(32) not null unique(inx_ip_addr)"`
-	MacAddr   string    `json:"mac_addr" xorm:"varchar(32) not null unique(inx_mac_addr)"`
+	IpAddr    string    `json:"ip_addr" xorm:"varchar(32) not null unique"`
+	MacAddr   string    `json:"mac_addr" xorm:"varchar(32) not null unique"`
 	Username  string    `json:"username" xorm:"varchar(60)"`
 	Keep      bool      `json:"keep" xorm:"Bool"` // 保留 ip-mac 绑定
 	KeepTime  time.Time `json:"keep_time" xorm:"DateTime"`
@@ -48,8 +49,8 @@ type IpMap struct {
 }
 
 type Setting struct {
-	Id        int       `json:"id" xorm:"pk autoincr not null"`
-	Name      string    `json:"name" xorm:"varchar(60) not null unique(inx_name)"`
-	Data      string    `json:"data" xorm:"Text"`
-	UpdatedAt time.Time `json:"updated_at" xorm:"DateTime updated"`
+	Id        int             `json:"id" xorm:"pk autoincr not null"`
+	Name      string          `json:"name" xorm:"varchar(60) not null unique"`
+	Data      json.RawMessage `json:"data" xorm:"Text"`
+	UpdatedAt time.Time       `json:"updated_at" xorm:"DateTime updated"`
 }