diff --git a/bootstrap/static.go b/bootstrap/static.go
index f40ffe22..39cf5bcf 100644
--- a/bootstrap/static.go
+++ b/bootstrap/static.go
@@ -1,10 +1,13 @@
 package bootstrap
 
 import (
+	"encoding/json"
+	"github.com/HFO4/cloudreve/pkg/conf"
 	"github.com/HFO4/cloudreve/pkg/util"
 	_ "github.com/HFO4/cloudreve/statik"
 	"github.com/gin-contrib/static"
 	"github.com/rakyll/statik/fs"
+	"io/ioutil"
 	"net/http"
 )
 
@@ -12,6 +15,11 @@ type GinFS struct {
 	FS http.FileSystem
 }
 
+type staticVersion struct {
+	Name    string `json:"name"`
+	Version string `json:"version"`
+}
+
 // StaticFS 内置静态文件资源
 var StaticFS static.ServeFileSystem
 
@@ -45,4 +53,38 @@ func InitStatic() {
 		}
 	}
 
+	// 检查静态资源的版本
+	f, err := StaticFS.Open("version.json")
+	if err != nil {
+		util.Log().Warning("静态资源版本标识文件不存在，请重新构建或删除 statics 目录")
+		return
+	}
+
+	b, err := ioutil.ReadAll(f)
+	if err != nil {
+		util.Log().Warning("无法读取静态资源文件版本，请重新构建或删除 statics 目录")
+		return
+	}
+
+	var v staticVersion
+	if err := json.Unmarshal(b, &v); err != nil {
+		util.Log().Warning("无法解析静态资源文件版本, %s", err)
+		return
+	}
+
+	staticName := "cloudreve-frontend"
+	if conf.IsPro == "true" {
+		staticName += "-pro"
+	}
+
+	if v.Name != staticName {
+		util.Log().Warning("静态资源版本不匹配，请重新构建或删除 statics 目录")
+		return
+	}
+
+	if v.Version != conf.RequiredStaticVersion {
+		util.Log().Warning("静态资源版本不匹配 [当前 %s, 需要: %s]，请重新构建或删除 statics 目录", v.Version, conf.RequiredStaticVersion)
+		return
+	}
+
 }
diff --git a/models/init.go b/models/init.go
index 47141999..9153f013 100644
--- a/models/init.go
+++ b/models/init.go
@@ -32,7 +32,7 @@ func Init() {
 			// 未指定数据库时，使用SQLite
 			db, err = gorm.Open("sqlite3", util.RelativePath(conf.DatabaseConfig.DBFile))
 		} else {
-			db, err = gorm.Open(conf.DatabaseConfig.Type, fmt.Sprintf("%s:%s@(%s:%s)/%s?charset=utf8&parseTime=True&loc=Local",
+			db, err = gorm.Open(conf.DatabaseConfig.Type, fmt.Sprintf("%s:%s@(%s:%d)/%s?charset=utf8&parseTime=True&loc=Local",
 				conf.DatabaseConfig.User,
 				conf.DatabaseConfig.Password,
 				conf.DatabaseConfig.Host,
diff --git a/pkg/conf/conf.go b/pkg/conf/conf.go
index 8bf72f58..d28d0434 100644
--- a/pkg/conf/conf.go
+++ b/pkg/conf/conf.go
@@ -15,7 +15,7 @@ type database struct {
 	Name        string
 	TablePrefix string
 	DBFile      string
-	Port		string
+	Port        int
 }
 
 // system 系统通用配置
diff --git a/pkg/conf/defaults.go b/pkg/conf/defaults.go
index f2b2fadb..f4ff903f 100644
--- a/pkg/conf/defaults.go
+++ b/pkg/conf/defaults.go
@@ -13,6 +13,7 @@ var RedisConfig = &redis{
 var DatabaseConfig = &database{
 	Type:   "UNSET",
 	DBFile: "cloudreve.db",
+	Port:   3306,
 }
 
 // SystemConfig 系统公用配置
diff --git a/pkg/conf/version.go b/pkg/conf/version.go
index a53d3094..ac9e4047 100644
--- a/pkg/conf/version.go
+++ b/pkg/conf/version.go
@@ -6,6 +6,9 @@ var BackendVersion = "3.0.0-beta1"
 // RequiredDBVersion 与当前版本匹配的数据库版本
 var RequiredDBVersion = "3.0.0-rc1"
 
+// RequiredStaticVersion 与当前版本匹配的静态资源版本
+var RequiredStaticVersion = "3.0.0"
+
 // IsPro 是否为Pro版本
 var IsPro = "false"