diff --git a/gobirdc.go b/gobirdc.go
index 54034eb..f6ea86f 100644
--- a/gobirdc.go
+++ b/gobirdc.go
@@ -33,13 +33,23 @@ type BirdClientOptions struct {
 //		SocketBufferSize: 4096,
 //	}
 func New(opts *BirdClientOptions) *BirdClient {
-	if opts == nil || opts.SocketBufferSize == 0 || opts.Path == "" {
+	path := "/run/bird/bird.ctl"
+	socket_buffer_size := 4096
+
+	if opts == nil {
 		return &BirdClient{
-			s: socket.NewBirdSocket("/run/bird/bird.ctl", 4096),
+			s: socket.NewBirdSocket(path, socket_buffer_size),
 		}
 	}
 
+	if opts.Path != "" {
+		path = opts.Path
+	}
+	if opts.SocketBufferSize != 0 {
+		socket_buffer_size = opts.SocketBufferSize
+	}
+
 	return &BirdClient{
-		s: socket.NewBirdSocket(opts.Path, opts.SocketBufferSize),
+		s: socket.NewBirdSocket(path, socket_buffer_size),
 	}
 }
diff --git a/show.go b/show.go
index 19c896d..fe55ffc 100644
--- a/show.go
+++ b/show.go
@@ -1,7 +1,7 @@
 package gobirdc
 
 import (
-	"errors"
+	"fmt"
 	"strings"
 )
 
@@ -19,7 +19,7 @@ func (b *BirdClient) ShowStatus() (resp, replyCode []byte, err error) {
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -39,7 +39,7 @@ func (b *BirdClient) ShowMemory() (resp, replyCode []byte, err error) {
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -65,7 +65,7 @@ func (b *BirdClient) ShowProtocols(args ...string) (resp, replyCode []byte, err
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -92,7 +92,7 @@ func (b *BirdClient) ShowInterfaces(args ...string) (resp, replyCode []byte, err
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -119,7 +119,7 @@ func (b *BirdClient) ShowRoute(args ...string) (resp, replyCode []byte, err erro
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -146,7 +146,7 @@ func (b *BirdClient) ShowSymbols(args ...string) (resp, replyCode []byte, err er
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -173,7 +173,7 @@ func (b *BirdClient) ShowBFDSessions(args ...string) (resp, replyCode []byte, er
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -200,7 +200,7 @@ func (b *BirdClient) ShowBabelInterfaces(args ...string) (resp, replyCode []byte
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -227,7 +227,7 @@ func (b *BirdClient) ShowBabelNeighbors(args ...string) (resp, replyCode []byte,
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -254,7 +254,7 @@ func (b *BirdClient) ShowBabelEntries(args ...string) (resp, replyCode []byte, e
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -281,7 +281,7 @@ func (b *BirdClient) ShowBabelRoutes(args ...string) (resp, replyCode []byte, er
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -308,7 +308,7 @@ func (b *BirdClient) ShowOSPF(args ...string) (resp, replyCode []byte, err error
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -335,7 +335,7 @@ func (b *BirdClient) ShowRIPInterfaces(args ...string) (resp, replyCode []byte,
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -362,7 +362,7 @@ func (b *BirdClient) ShowRIPNeighbors(args ...string) (resp, replyCode []byte, e
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
@@ -389,7 +389,7 @@ func (b *BirdClient) ShowStatic(args ...string) (resp, replyCode []byte, err err
 	}
 
 	if replyCode[0] != '0' {
-		err = errors.New("got a non-zero reply-code from the server")
+		err = fmt.Errorf("got a non-zero reply-code (%s) from the server", string(replyCode))
 	}
 
 	return
diff --git a/socket/socket.go b/socket/socket.go
index db44a1e..fe4040b 100644
--- a/socket/socket.go
+++ b/socket/socket.go
@@ -12,7 +12,7 @@ var replyCodeExpr *regexp.Regexp
 
 func init() {
 	// https://gitlab.nic.cz/labs/bird/-/blob/master/doc/reply_codes
-	replyCodeExpr = regexp.MustCompile(`(?m)^([089][0-9]{3})`)
+	replyCodeExpr = regexp.MustCompile(`(?m)^([0189][0-9]{3})`)
 }
 
 // BirdSocket represents a socket connection to bird daemon