diff --git a/pkg/utils/utils.go b/pkg/utils/utils.go
index 3d29e2e..9bc682d 100644
--- a/pkg/utils/utils.go
+++ b/pkg/utils/utils.go
@@ -1,6 +1,7 @@
 package utils
 
 import (
+	"encoding/json"
 	"os"
 	"regexp"
 	"strconv"
@@ -147,3 +148,38 @@ func ChangeFileHash(name string) error {
 	}
 	return nil
 }
+
+func TrimFields(v interface{}) error {
+	bytes, err := json.Marshal(v)
+	if err != nil {
+		return err
+	}
+	var mapSI map[string]interface{}
+	if err := json.Unmarshal(bytes, &mapSI); err != nil {
+		return err
+	}
+	mapSI = trimMapStringInterface(mapSI).(map[string]interface{})
+	bytes2, err := json.Marshal(mapSI)
+	if err != nil {
+		return err
+	}
+	if err := json.Unmarshal(bytes2, v); err != nil {
+		return err
+	}
+	return nil
+}
+
+func trimMapStringInterface(data interface{}) interface{} {
+	if values, valid := data.([]interface{}); valid {
+		for i := range values {
+			data.([]interface{})[i] = trimMapStringInterface(values[i])
+		}
+	} else if values, valid := data.(map[string]interface{}); valid {
+		for k, v := range values {
+			data.(map[string]interface{})[k] = trimMapStringInterface(v)
+		}
+	} else if value, valid := data.(string); valid {
+		data = strings.TrimSpace(value)
+	}
+	return data
+}
diff --git a/server/importlist.go b/server/importlist.go
index 35272a2..8e0c21a 100644
--- a/server/importlist.go
+++ b/server/importlist.go
@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"polaris/ent"
 	"polaris/ent/importlist"
+	"polaris/pkg/utils"
 
 	"github.com/gin-gonic/gin"
 	"github.com/pkg/errors"
@@ -28,6 +29,8 @@ func (s *Server) addImportlist(c *gin.Context) (interface{}, error) {
 	if err := c.ShouldBindJSON(&in); err != nil {
 		return nil, errors.Wrap(err, "json")
 	}
+	utils.TrimFields(&in)
+	
 	st := s.db.GetStorage(in.StorageId)
 	if st == nil {
 		return nil, fmt.Errorf("storage id not exist: %v", in.StorageId)
diff --git a/server/notify_client.go b/server/notify_client.go
index 56ed8dd..fc7d125 100644
--- a/server/notify_client.go
+++ b/server/notify_client.go
@@ -2,6 +2,7 @@ package server
 
 import (
 	"polaris/ent"
+	"polaris/pkg/utils"
 	"strconv"
 
 	"github.com/gin-gonic/gin"
@@ -35,6 +36,7 @@ func (s *Server) AddNotificationClient(c *gin.Context) (interface{}, error) {
 	if err := c.ShouldBindJSON(&in); err != nil {
 		return nil, errors.Wrap(err, "json")
 	}
+	utils.TrimFields(&in)
 
 	err := s.db.AddNotificationClient(in.Name, in.Service, in.Settings, in.Enabled)
 	if err != nil {
diff --git a/server/setting.go b/server/setting.go
index e8e664c..b0d5843 100644
--- a/server/setting.go
+++ b/server/setting.go
@@ -8,6 +8,7 @@ import (
 	"polaris/ent"
 	"polaris/log"
 	"polaris/pkg/transmission"
+	"polaris/pkg/utils"
 	"strconv"
 
 	"github.com/gin-gonic/gin"
@@ -32,6 +33,8 @@ func (s *Server) SetSetting(c *gin.Context) (interface{}, error) {
 	if err := c.ShouldBindJSON(&in); err != nil {
 		return nil, errors.Wrap(err, "bind json")
 	}
+	utils.TrimFields(&in)
+	
 	log.Infof("set setting input: %+v", in)
 	if in.TmdbApiKey != "" {
 		if err := s.db.SetSetting(db.SettingTmdbApiKey, in.TmdbApiKey); err != nil {
@@ -132,6 +135,7 @@ func (s *Server) AddTorznabInfo(c *gin.Context) (interface{}, error) {
 	if err := c.ShouldBindJSON(&in); err != nil {
 		return nil, errors.Wrap(err, "bind json")
 	}
+	utils.TrimFields(&in)
 
 	log.Infof("add indexer settings: %+v", in)
 	setting := db.TorznabSetting{
@@ -207,6 +211,7 @@ func (s *Server) AddDownloadClient(c *gin.Context) (interface{}, error) {
 	if err := c.ShouldBindJSON(&in); err != nil {
 		return nil, errors.Wrap(err, "bind json")
 	}
+	utils.TrimFields(&in)
 	//test connection
 	_, err := transmission.NewClient(transmission.Config{
 		URL:      in.URL,
diff --git a/server/storage.go b/server/storage.go
index 06d691e..ac28758 100644
--- a/server/storage.go
+++ b/server/storage.go
@@ -6,6 +6,7 @@ import (
 
 	"polaris/log"
 	"polaris/pkg/storage"
+	"polaris/pkg/utils"
 	"strconv"
 
 	"github.com/gin-gonic/gin"
@@ -22,6 +23,7 @@ func (s *Server) AddStorage(c *gin.Context) (interface{}, error) {
 	if err := c.ShouldBindJSON(&in); err != nil {
 		return nil, errors.Wrap(err, "bind json")
 	}
+	utils.TrimFields(&in)
 
 	if in.Implementation == "webdav" {
 		//test webdav