diff --git a/src/server/torr/apihelper.go b/src/server/torr/apihelper.go
index 39ec3ee..9b62bb5 100644
--- a/src/server/torr/apihelper.go
+++ b/src/server/torr/apihelper.go
@@ -1,12 +1,12 @@
 package torr
 
 import (
-	"errors"
 	"sort"
 
 	"github.com/anacrolix/torrent"
 	"github.com/anacrolix/torrent/metainfo"
 	"server/log"
+	sets "server/settings"
 )
 
 var (
@@ -24,13 +24,12 @@ func AddTorrent(spec *torrent.TorrentSpec, title, poster string) (*Torrent, erro
 		return nil, err
 	}
 
-	if !torr.GotInfo() {
-		log.TLogln("error add torrent:", "timeout connection torrent")
-		return nil, errors.New("timeout connection torrent")
+	if torr.Title == "" {
+		torr.Title = title
+	}
+	if torr.Poster == "" {
+		torr.Poster = poster
 	}
-
-	torr.Title = title
-	torr.Poster = poster
 
 	if torr.Title == "" {
 		torr.Title = torr.Name()
@@ -86,3 +85,9 @@ func DropTorrent(hashHex string) {
 	hash := metainfo.NewHashFromHex(hashHex)
 	bts.RemoveTorrent(hash)
 }
+
+func SetSettings(set *sets.BTSets) {
+	bts.Disconnect()
+	sets.SetBTSets(set)
+	bts.Connect()
+}
diff --git a/src/server/torr/stream.go b/src/server/torr/stream.go
index 39d7360..9436be6 100644
--- a/src/server/torr/stream.go
+++ b/src/server/torr/stream.go
@@ -12,6 +12,7 @@ import (
 )
 
 func (t *Torrent) Stream(fileIndex int, req *http.Request, resp http.ResponseWriter) error {
+	t.WaitInfo()
 	files := t.Files()
 	if fileIndex < 1 || fileIndex > len(files) {
 		return errors.New("file index out of range")
diff --git a/src/server/web/api/route.go b/src/server/web/api/route.go
index 68a93c8..21034b5 100644
--- a/src/server/web/api/route.go
+++ b/src/server/web/api/route.go
@@ -27,5 +27,5 @@ func SetupRoute(route *gin.Engine) {
 }
 
 func echo(c *gin.Context) {
-	c.String(200, "{\"version\": \"%v\"}", version.Version)
+	c.String(200, "%v", version.Version)
 }
diff --git a/src/server/web/api/settings.go b/src/server/web/api/settings.go
index f257da0..8302653 100644
--- a/src/server/web/api/settings.go
+++ b/src/server/web/api/settings.go
@@ -6,6 +6,7 @@ import (
 	"github.com/gin-gonic/gin"
 	"github.com/pkg/errors"
 	sets "server/settings"
+	"server/torr"
 )
 
 //Action: get, set
@@ -27,7 +28,7 @@ func settings(c *gin.Context) {
 		return
 	}
 	if req.Action == "set" {
-		sets.SetBTSets(req.Sets)
+		torr.SetSettings(req.Sets)
 		c.Status(200)
 		return
 	}
diff --git a/src/server/web/api/stream.go b/src/server/web/api/stream.go
index e8e51e8..85b9827 100644
--- a/src/server/web/api/stream.go
+++ b/src/server/web/api/stream.go
@@ -65,6 +65,11 @@ func stream(c *gin.Context) {
 		return
 	}
 
+	if !tor.GotInfo() {
+		c.AbortWithError(http.StatusInternalServerError, errors.New("timeout connection torrent"))
+		return
+	}
+
 	// save to db
 	if save {
 		torr.SaveTorrentToDB(tor)
diff --git a/src/server/web/api/torrents.go b/src/server/web/api/torrents.go
index 4e3ac11..97fb36f 100644
--- a/src/server/web/api/torrents.go
+++ b/src/server/web/api/torrents.go
@@ -75,12 +75,18 @@ func addTorrent(req torrReqJS, c *gin.Context) {
 		return
 	}
 
-	if req.SaveToDB {
-		torr.SaveTorrentToDB(tor)
-	}
+	go func() {
+		if !tor.GotInfo() {
+			log.TLogln("error add torrent:", "timeout connection torrent")
+			return
+		}
 
-	st := tor.Status()
-	c.JSON(200, st)
+		if req.SaveToDB {
+			torr.SaveTorrentToDB(tor)
+		}
+	}()
+
+	c.JSON(200, tor.Status())
 }
 
 func getTorrent(req torrReqJS, c *gin.Context) {
@@ -109,6 +115,10 @@ func remTorrent(req torrReqJS, c *gin.Context) {
 
 func listTorrent(req torrReqJS, c *gin.Context) {
 	list := torr.ListTorrent()
+	if list == nil {
+		c.Status(http.StatusNotFound)
+		return
+	}
 	var stats []*state.TorrentStatus
 	for _, tr := range list {
 		stats = append(stats, tr.Status())