diff --git a/app/cmd/casc_open.go b/app/cmd/casc_open.go
index b2943636dc8b8c3ef6dc04385076fb49103c65d6..d80db6801b893181cbc1c593a8352d4391c531b2 100644
--- a/app/cmd/casc_open.go
+++ b/app/cmd/casc_open.go
@@ -2,7 +2,9 @@ package cmd
 
 import (
 	"fmt"
+
 	"github.com/jenkins-zh/jenkins-cli/app/i18n"
+
 	"github.com/jenkins-zh/jenkins-cli/util"
 	"github.com/spf13/cobra"
 )
diff --git a/app/cmd/center_start.go b/app/cmd/center_start.go
index a9ea218fb04a1d0730457ef8e368349a4ca0b1de..bf9e8f2f4dc1623206220f459357a212cb3dc73e 100644
--- a/app/cmd/center_start.go
+++ b/app/cmd/center_start.go
@@ -2,11 +2,11 @@ package cmd
 
 import (
 	"fmt"
+	"os"
 
 	"github.com/jenkins-zh/jenkins-cli/app/i18n"
 	"github.com/jenkins-zh/jenkins-cli/util"
 	"github.com/mitchellh/go-homedir"
-	"os"
 
 	"github.com/spf13/cobra"
 )
diff --git a/app/cmd/config.go b/app/cmd/config.go
index ebaa1c7cdf3a6e209aea7e2ed82e58787ec223ac..55e0f56bfe671e56b07674d0973a5bdc0c300b3a 100644
--- a/app/cmd/config.go
+++ b/app/cmd/config.go
@@ -31,13 +31,18 @@ var configCmd = &cobra.Command{
 	Aliases: []string{"cfg"},
 	Short:   i18n.T("Manage the config of jcli"),
 	Long:    i18n.T("Manage the config of jcli"),
-	Run: func(cmd *cobra.Command, _ []string) {
+	RunE: func(cmd *cobra.Command, _ []string) (err error) {
 		current := getCurrentJenkins()
-		if current.Description != "" {
-			cmd.Printf("Current Jenkins's name is %s, url is %s, description is %s\n", current.Name, current.URL, current.Description)
+		if current == nil {
+			err = fmt.Errorf("no config file found or no current setting")
 		} else {
-			cmd.Printf("Current Jenkins's name is %s, url is %s\n", current.Name, current.URL)
+			if current.Description != "" {
+				cmd.Printf("Current Jenkins's name is %s, url is %s, description is %s\n", current.Name, current.URL, current.Description)
+			} else {
+				cmd.Printf("Current Jenkins's name is %s, url is %s\n", current.Name, current.URL)
+			}
 		}
+		return
 	},
 	Example: `  jcli config generate
   jcli config list
@@ -175,7 +180,9 @@ func loadConfig(path string) (err error) {
 
 // getMirrors returns the mirror list, one official mirror should be returned if user don't give it
 func getMirrors() (mirrors []JenkinsMirror) {
-	mirrors = config.Mirrors
+	if config != nil {
+		mirrors = config.Mirrors
+	}
 	if len(mirrors) == 0 {
 		mirrors = []JenkinsMirror{
 			{
diff --git a/app/cmd/plugin_open.go b/app/cmd/plugin_open.go
index 25d6de5b742ad17ad1fcbcc8181a1d7f75782623..9beaba144e1e59bd1578c203365c9bdc062d3f3b 100644
--- a/app/cmd/plugin_open.go
+++ b/app/cmd/plugin_open.go
@@ -2,6 +2,7 @@ package cmd
 
 import (
 	"fmt"
+
 	"github.com/jenkins-zh/jenkins-cli/util"
 	"github.com/spf13/cobra"
 )