diff --git a/backend/app/repo/app_install.go b/backend/app/repo/app_install.go
index e863eebd7..85ecd2e23 100644
--- a/backend/app/repo/app_install.go
+++ b/backend/app/repo/app_install.go
@@ -19,6 +19,7 @@ type IAppInstallRepo interface {
 	WithAppIdsIn(appIds []uint) DBOption
 	WithStatus(status string) DBOption
 	WithServiceName(serviceName string) DBOption
+	WithContainerName(containerName string) DBOption
 	WithPort(port int) DBOption
 	WithIdNotInWebsite() DBOption
 	ListBy(opts ...DBOption) ([]model.AppInstall, error)
@@ -73,6 +74,12 @@ func (a *AppInstallRepo) WithServiceName(serviceName string) DBOption {
 	}
 }
 
+func (a *AppInstallRepo) WithContainerName(containerName string) DBOption {
+	return func(db *gorm.DB) *gorm.DB {
+		return db.Where("container_name = ?", containerName)
+	}
+}
+
 func (a *AppInstallRepo) WithPort(port int) DBOption {
 	return func(db *gorm.DB) *gorm.DB {
 		return db.Where("https_port = ? or  http_port = ?", port, port)
diff --git a/backend/app/service/app.go b/backend/app/service/app.go
index 9aff52eb7..a7cdba379 100644
--- a/backend/app/service/app.go
+++ b/backend/app/service/app.go
@@ -290,6 +290,11 @@ func (a AppService) Install(ctx context.Context, req request.AppInstallCreate) (
 	containerName := constant.ContainerPrefix + app.Key + "-" + common.RandStr(4)
 	if req.Advanced && req.ContainerName != "" {
 		containerName = req.ContainerName
+		appInstalls, _ := appInstallRepo.ListBy(appInstallRepo.WithContainerName(containerName))
+		if len(appInstalls) > 0 {
+			err = buserr.New(constant.ErrContainerName)
+			return
+		}
 	}
 	req.Params[constant.ContainerName] = containerName
 	appInstall.ContainerName = containerName
diff --git a/backend/app/service/cornjob.go b/backend/app/service/cornjob.go
index 2b6bde169..bdec47962 100644
--- a/backend/app/service/cornjob.go
+++ b/backend/app/service/cornjob.go
@@ -190,7 +190,6 @@ func (u *CronjobService) StartJob(cronjob *model.Cronjob) (int, error) {
 	if err != nil {
 		return 0, err
 	}
-	global.LOG.Debug(global.Cron.Entries())
 	return entryID, nil
 }
 
diff --git a/backend/constant/errs.go b/backend/constant/errs.go
index 35a37c5eb..aeae8ae78 100644
--- a/backend/constant/errs.go
+++ b/backend/constant/errs.go
@@ -58,6 +58,7 @@ var (
 	ErrCmdTimeout          = "ErrCmdTimeout"
 	ErrFileParse           = "ErrFileParse"
 	ErrInstallDirNotFound  = "ErrInstallDirNotFound"
+	ErrContainerName       = "ErrContainerName"
 )
 
 // website
diff --git a/backend/i18n/lang/en.yaml b/backend/i18n/lang/en.yaml
index 0635281a6..c22011bf1 100644
--- a/backend/i18n/lang/en.yaml
+++ b/backend/i18n/lang/en.yaml
@@ -37,6 +37,7 @@ ErrFileNotFound: '{{.name}} file does not exist'
 ErrFileParseApp: 'Failed to parse {{.name}} file {{.err}}'
 ErrAppDirNull: 'version folder does not exist'
 LocalAppErr: "App {{.name}} sync failed! {{.err}}"
+ErrContainerName: "ContainerName is already exist"
 
 #file
 ErrFileCanNotRead: "File can not read"
diff --git a/backend/i18n/lang/zh.yaml b/backend/i18n/lang/zh.yaml
index 7c91af7ed..d22cd8370 100644
--- a/backend/i18n/lang/zh.yaml
+++ b/backend/i18n/lang/zh.yaml
@@ -37,6 +37,7 @@ ErrFileNotFound: '{{.name}} 文件不存在'
 ErrFileParseApp: '{{.name}} 文件解析失败 {{.err}}'
 ErrAppDirNull: '版本文件夹不存在'
 LocalAppErr: "应用 {{.name}} 同步失败！{{.err}}"
+ErrContainerName: "容器名称已存在"
 
 #file
 ErrFileCanNotRead: "此文件不支持预览"