diff --git a/weed-fs/src/cmd/weed/master.go b/weed-fs/src/cmd/weed/master.go
index 9bc7acc3e..757ed7ce1 100644
--- a/weed-fs/src/cmd/weed/master.go
+++ b/weed-fs/src/cmd/weed/master.go
@@ -141,7 +141,7 @@ func runMaster(cmd *Command, args []string) bool {
 	log.Println("Start Weed Master", VERSION, "at port", strconv.Itoa(*mport))
 	e := http.ListenAndServe(":"+strconv.Itoa(*mport), nil)
 	if e != nil {
-		log.Fatal("Fail to start:", e)
+		log.Fatalf("Fail to start:%s", e.Error())
 	}
 	return true
 }
diff --git a/weed-fs/src/cmd/weed/version.go b/weed-fs/src/cmd/weed/version.go
index 4a5034477..7e7d27583 100644
--- a/weed-fs/src/cmd/weed/version.go
+++ b/weed-fs/src/cmd/weed/version.go
@@ -6,7 +6,7 @@ import (
 )
 
 const (
-	VERSION = "0.19"
+	VERSION = "0.20"
 )
 
 var cmdVersion = &Command{
diff --git a/weed-fs/src/cmd/weed/volume.go b/weed-fs/src/cmd/weed/volume.go
index ed3d9a081..785a5750b 100644
--- a/weed-fs/src/cmd/weed/volume.go
+++ b/weed-fs/src/cmd/weed/volume.go
@@ -245,7 +245,7 @@ func runVolume(cmd *Command, args []string) bool {
 	log.Println("Start storage service at http://127.0.0.1:"+strconv.Itoa(*vport), "public url", *publicUrl)
 	e := http.ListenAndServe(":"+strconv.Itoa(*vport), nil)
 	if e != nil {
-		log.Fatalf("Fail to start:", e)
+		log.Fatalf("Fail to start:%s", e.Error())
 	}
 	return true
 }