diff --git a/gogs.go b/gogs.go
index 5afeb0764c..4fcb216ba7 100644
--- a/gogs.go
+++ b/gogs.go
@@ -17,7 +17,7 @@ import (
 	"github.com/gogits/gogs/modules/setting"
 )
 
-const APP_VER = "0.8.10.1217"
+const APP_VER = "0.8.10.1219"
 
 func init() {
 	runtime.GOMAXPROCS(runtime.NumCPU())
diff --git a/modules/mailer/mailer.go b/modules/mailer/mailer.go
index 4dbcf1180b..eafe04680a 100644
--- a/modules/mailer/mailer.go
+++ b/modules/mailer/mailer.go
@@ -111,7 +111,7 @@ func (s *Sender) Send(from string, to []string, msg io.WriterTo) error {
 
 	client, err := smtp.NewClient(conn, host)
 	if err != nil {
-		return err
+		return fmt.Errorf("NewClient: %v", err)
 	}
 
 	if !setting.MailService.DisableHelo {
@@ -124,7 +124,7 @@ func (s *Sender) Send(from string, to []string, msg io.WriterTo) error {
 		}
 
 		if err = client.Hello(hostname); err != nil {
-			return err
+			return fmt.Errorf("Hello: %v", err)
 		}
 	}
 
@@ -132,7 +132,7 @@ func (s *Sender) Send(from string, to []string, msg io.WriterTo) error {
 	hasStartTLS, _ := client.Extension("STARTTLS")
 	if !isSecureConn && hasStartTLS {
 		if err = client.StartTLS(tlsconfig); err != nil {
-			return err
+			return fmt.Errorf("StartTLS: %v", err)
 		}
 	}
 
@@ -151,28 +151,28 @@ func (s *Sender) Send(from string, to []string, msg io.WriterTo) error {
 
 		if auth != nil {
 			if err = client.Auth(auth); err != nil {
-				return err
+				return fmt.Errorf("Auth: %v", err)
 			}
 		}
 	}
 
 	if err = client.Mail(from); err != nil {
-		return err
+		return fmt.Errorf("Mail: %v", err)
 	}
 
 	for _, rec := range to {
 		if err = client.Rcpt(rec); err != nil {
-			return err
+			return fmt.Errorf("Rcpt: %v", err)
 		}
 	}
 
 	w, err := client.Data()
 	if err != nil {
-		return err
+		return fmt.Errorf("Data: %v", err)
 	} else if _, err = msg.WriteTo(w); err != nil {
-		return err
+		return fmt.Errorf("WriteTo: %v", err)
 	} else if err = w.Close(); err != nil {
-		return err
+		return fmt.Errorf("Close: %v", err)
 	}
 
 	return client.Quit()
diff --git a/templates/.VERSION b/templates/.VERSION
index 09f9acef26..839efa3750 100644
--- a/templates/.VERSION
+++ b/templates/.VERSION
@@ -1 +1 @@
-0.8.10.1217
\ No newline at end of file
+0.8.10.1219
\ No newline at end of file