diff --git a/api/http.go b/api/http.go
index 0aff9ccc..8482cdd3 100644
--- a/api/http.go
+++ b/api/http.go
@@ -14,6 +14,7 @@ import (
 	"github.com/yaoapp/gou/process"
 	"github.com/yaoapp/gou/session"
 	"github.com/yaoapp/gou/types"
+	"github.com/yaoapp/kun/exception"
 	"github.com/yaoapp/kun/maps"
 )
 
@@ -55,26 +56,35 @@ func ProcessGuard(name string) gin.HandlerFunc {
 
 		process, err := process.Of(name, args...)
 		if err != nil {
-			c.JSON(400, gin.H{"code": 400, "message": fmt.Sprintf("Guard: %s %s", name, err.Error())})
+			c.JSON(500, gin.H{"code": 500, "message": "Guard process error: " + err.Error()})
 			c.Abort()
 			return
 		}
 
-		if sid, has := c.Get("__sid"); has { // 设定会话ID
+		if sid, has := c.Get("__sid"); has { // Set session id
 			if sid, ok := sid.(string); ok {
 				process.WithSID(sid)
 			}
 		}
 
-		if global, has := c.Get("__global"); has { // 设定全局变量
+		if global, has := c.Get("__global"); has { // Set global variables
 			if global, ok := global.(map[string]interface{}); ok {
 				process.WithGlobal(global)
 			}
 		}
 
-		v := process.Run()
+		err = process.Execute()
+		if err != nil {
+			ex := exception.New(err.Error(), 500)
+			c.JSON(ex.Code, gin.H{"code": ex.Code, "message": ex.Message})
+			c.Abort()
+			return
+		}
+		defer process.Release()
+
+		v := process.Value()
 		if data, ok := v.(map[string]interface{}); ok {
-			if sid, ok := data["__sid"].(string); ok {
+			if sid, ok := data["sid"].(string); ok {
 				c.Set("__sid", sid)
 			}
 
diff --git a/connector/connector.go b/connector/connector.go
index 02bcd167..930dc07f 100644
--- a/connector/connector.go
+++ b/connector/connector.go
@@ -5,6 +5,7 @@ import (
 
 	"github.com/yaoapp/gou/application"
 	"github.com/yaoapp/gou/connector/database"
+	"github.com/yaoapp/gou/connector/moapi"
 	mongo "github.com/yaoapp/gou/connector/mongo"
 	"github.com/yaoapp/gou/connector/openai"
 	"github.com/yaoapp/gou/connector/redis"
@@ -41,6 +42,17 @@ func Load(file string, id string) (Connector, error) {
 	return Connectors[id], nil
 }
 
+// New create a new connector
+func New(typ string, id string, data []byte) (Connector, error) {
+	c, err := make(typ)
+	if err != nil {
+		return nil, err
+	}
+	c.Register(id, "__source__", data)
+	Connectors[id] = c
+	return Connectors[id], nil
+}
+
 // Select a connector
 func Select(id string) (Connector, error) {
 	connector, has := Connectors[id]
@@ -82,6 +94,10 @@ func make(typ string) (Connector, error) {
 	case OPENAI:
 		c := &openai.Connector{}
 		return c, nil
+
+	case MOAPI:
+		c := &moapi.Connector{}
+		return c, nil
 	}
 
 	return nil, fmt.Errorf("%s does not support yet", typ)
diff --git a/connector/moapi/moapi.go b/connector/moapi/moapi.go
new file mode 100644
index 00000000..45e99b49
--- /dev/null
+++ b/connector/moapi/moapi.go
@@ -0,0 +1,78 @@
+package moapi
+
+import (
+	"github.com/yaoapp/gou/application"
+	"github.com/yaoapp/gou/helper"
+	"github.com/yaoapp/xun/dbal/query"
+	"github.com/yaoapp/xun/dbal/schema"
+)
+
+// Connector connector
+type Connector struct {
+	id      string
+	file    string
+	Name    string  `json:"name"`
+	Options Options `json:"options"`
+}
+
+// Options the redis connector option
+type Options struct {
+	Proxy string `json:"proxy,omitempty"`
+	Model string `json:"model,omitempty"`
+	Key   string `json:"key"`
+}
+
+// Register the connections from dsl
+func (o *Connector) Register(file string, id string, dsl []byte) error {
+	o.id = id
+	o.file = file
+	err := application.Parse(file, dsl, o)
+	if err != nil {
+		return err
+	}
+
+	o.Options.Proxy = helper.EnvString(o.Options.Proxy)
+	o.Options.Model = helper.EnvString(o.Options.Model)
+	o.Options.Key = helper.EnvString(o.Options.Key)
+	return nil
+}
+
+// Is the connections from dsl
+func (o *Connector) Is(typ int) bool {
+	return 6 == typ || 8 == typ
+}
+
+// ID get connector id
+func (o *Connector) ID() string {
+	return o.id
+}
+
+// Query get connector query interface
+func (o *Connector) Query() (query.Query, error) {
+	return nil, nil
+}
+
+// Schema get connector schema interface
+func (o *Connector) Schema() (schema.Schema, error) {
+	return nil, nil
+}
+
+// Close connections
+func (o *Connector) Close() error {
+	return nil
+}
+
+// Setting get the connection setting
+func (o *Connector) Setting() map[string]interface{} {
+
+	host := "https://api.moapi.ai"
+	if o.Options.Proxy != "" {
+		host = o.Options.Proxy
+	}
+
+	return map[string]interface{}{
+		"host":  host,
+		"key":   o.Options.Key,
+		"model": o.Options.Model,
+	}
+}
diff --git a/connector/types.go b/connector/types.go
index 54da07fa..33c865e9 100644
--- a/connector/types.go
+++ b/connector/types.go
@@ -27,6 +27,9 @@ const (
 	// WEAVIATE the weaviate connector
 	WEAVIATE
 
+	// MOAPI the moapi connector
+	MOAPI
+
 	// SCRIPT ? the script connector ( difference with widget ?)
 	SCRIPT
 )
@@ -45,6 +48,7 @@ var types = map[string]int{
 	"openai":        OPENAI,
 	"weaviate":      WEAVIATE,
 	"script":        SCRIPT, // ?
+	"moapi":         MOAPI,
 }
 
 // Connector the connector interface
diff --git a/process/process.go b/process/process.go
index bfa6a641..30984b20 100644
--- a/process/process.go
+++ b/process/process.go
@@ -6,6 +6,8 @@ import (
 	"strings"
 	"time"
 
+	"github.com/fatih/color"
+	jsoniter "github.com/json-iterator/go"
 	"github.com/yaoapp/kun/exception"
 )
 
@@ -57,7 +59,13 @@ func (process *Process) Execute() (err error) {
 	done := make(chan struct{})
 	go func() {
 		defer close(done)
-		defer func() { err = exception.Catch(recover()) }()
+		defer func() {
+			recovered := recover()
+			err = exception.Catch(recovered)
+			if err != nil {
+				exception.DebugPrint(err, "%s", process)
+			}
+		}()
 		value := hd(process)
 		process._val = &value
 	}()
@@ -195,6 +203,22 @@ func (process *Process) WithRuntime(runtime Runtime) *Process {
 	return process
 }
 
+// String the process as string
+func (process Process) String() string {
+	args, _ := jsoniter.MarshalToString(process.Args)
+	global, _ := jsoniter.MarshalToString(process.Global)
+	return fmt.Sprintf("%s%s\n%s%s\n%s%s\n%s%s\n",
+		color.YellowString("Process: "),
+		color.WhiteString(process.Name),
+		color.YellowString("Sid: "),
+		color.WhiteString(process.Sid),
+		color.YellowString("Args: \n"),
+		color.WhiteString(args),
+		color.YellowString("Global: \n"),
+		color.WhiteString(global),
+	)
+}
+
 // handler get the process handler
 func (process *Process) handler() (Handler, error) {
 	if hander, has := Handlers[process.Handler]; has && hander != nil {
diff --git a/runtime/v8/context.go b/runtime/v8/context.go
index 576fe3f0..f845c573 100644
--- a/runtime/v8/context.go
+++ b/runtime/v8/context.go
@@ -3,7 +3,6 @@ package v8
 import (
 	"context"
 
-	"github.com/fatih/color"
 	"github.com/yaoapp/gou/runtime/v8/bridge"
 	"github.com/yaoapp/gou/runtime/v8/objects/console"
 	"github.com/yaoapp/kun/log"
@@ -45,7 +44,7 @@ func (context *Context) Call(method string, args ...interface{}) (interface{}, e
 	jsRes, err := global.MethodCall(method, bridge.Valuers(jsArgs)...)
 	if err != nil {
 		if e, ok := err.(*v8go.JSError); ok {
-			color.Red("%s\n\n", StackTrace(e, context.SourceRoots))
+			PrintException(method, args, e, context.SourceRoots)
 		}
 		log.Error("%s.%s %s", context.ID, method, err.Error())
 		return nil, err
@@ -111,7 +110,7 @@ func (context *Context) CallWith(ctx context.Context, method string, args ...int
 			jsRes, err := global.MethodCall(method, bridge.Valuers(jsArgs)...)
 			if err != nil {
 				if e, ok := err.(*v8go.JSError); ok {
-					color.Red("%s\n\n", StackTrace(e, context.SourceRoots))
+					PrintException(method, args, e, context.SourceRoots)
 				}
 				errChan <- err
 				return
diff --git a/runtime/v8/runner.go b/runtime/v8/runner.go
index f2742e1d..db22a5f4 100644
--- a/runtime/v8/runner.go
+++ b/runtime/v8/runner.go
@@ -5,7 +5,6 @@ import (
 	"strings"
 	"time"
 
-	"github.com/fatih/color"
 	"github.com/google/uuid"
 	"github.com/yaoapp/gou/runtime/v8/bridge"
 	"github.com/yaoapp/gou/runtime/v8/objects/console"
@@ -230,7 +229,7 @@ func (runner *Runner) _exec() {
 	jsRes, err := global.MethodCall(runner.method, bridge.Valuers(jsArgs)...)
 	if err != nil {
 		if e, ok := err.(*v8go.JSError); ok {
-			color.Red("%s\n\n", StackTrace(e, runner.script.SourceRoots))
+			PrintException(runner.method, runner.args, e, runner.script.SourceRoots)
 		}
 		runner.chResp <- err
 		return
diff --git a/runtime/v8/script.go b/runtime/v8/script.go
index 56dbb26b..2d942dda 100644
--- a/runtime/v8/script.go
+++ b/runtime/v8/script.go
@@ -10,7 +10,6 @@ import (
 	"time"
 
 	"github.com/evanw/esbuild/pkg/api"
-	"github.com/fatih/color"
 	"github.com/yaoapp/gou/application"
 	"github.com/yaoapp/gou/process"
 	"github.com/yaoapp/gou/runtime/v8/bridge"
@@ -658,7 +657,7 @@ func (script *Script) execStandard(process *process.Process) interface{} {
 
 		// Debug output the error stack
 		if e, ok := err.(*v8go.JSError); ok {
-			color.Red("%s\n\n", StackTrace(e, script.SourceRoots))
+			PrintException(process.Method, process.Args, e, script.SourceRoots)
 		}
 
 		log.Error("scripts.%s.%s %s", script.ID, process.Method, err.Error())
diff --git a/runtime/v8/sourcemap.go b/runtime/v8/sourcemap.go
index 0273ecb7..4c5eacb5 100644
--- a/runtime/v8/sourcemap.go
+++ b/runtime/v8/sourcemap.go
@@ -7,9 +7,11 @@ import (
 	"strconv"
 	"strings"
 
+	"github.com/fatih/color"
 	"github.com/go-sourcemap/sourcemap"
 	jsoniter "github.com/json-iterator/go"
 	"github.com/yaoapp/gou/application"
+	"github.com/yaoapp/kun/exception"
 	"rogchap.com/v8go"
 )
 
@@ -65,13 +67,27 @@ func clearSourceMaps() {
 	SourceCodes = map[string][]byte{}
 }
 
+// PrintException print the exception
+func PrintException(method string, args []interface{}, jserr *v8go.JSError, rootMapping interface{}) {
+
+	if runtimeOption.Debug {
+		ex := exception.New(jserr.Message, 500)
+		color.Red("\n----------------------------------")
+		color.Red("Script Exception: %s", fmt.Sprintf("%d %s", ex.Code, ex.Message))
+		color.Red("----------------------------------")
+
+		color.Red("%s\n", StackTrace(jserr, rootMapping))
+		fmt.Println(color.YellowString("\nMethod:"), color.WhiteString("%s", method))
+		color.Yellow("Args:")
+		raw, _ := jsoniter.MarshalToString(args)
+		color.White("%s\n", raw)
+	}
+}
+
 // StackTrace get the stack trace
 func StackTrace(jserr *v8go.JSError, rootMapping interface{}) string {
 
-	// Production mode will not show the stack trace
-	if runtimeOption.Debug == false {
-		return jserr.Message
-	}
+	ex := exception.New(jserr.Message, 500)
 
 	// Development mode will show the stack trace
 	entries := parseStackTrace(jserr.StackTrace)
@@ -84,7 +100,7 @@ func StackTrace(jserr *v8go.JSError, rootMapping interface{}) string {
 		return err.Error() + "\n" + jserr.StackTrace
 	}
 
-	return fmt.Sprintf("%s\n%s", jserr.Message, output)
+	return fmt.Sprintf("%s\n%s", fmt.Sprintf("%d %s", ex.Code, ex.Message), output)
 }
 
 func (entry *StackLogEntry) String() string {
diff --git a/runtime/v8/sourcemap_test.go b/runtime/v8/sourcemap_test.go
index 0ef0f2ca..036bb37b 100644
--- a/runtime/v8/sourcemap_test.go
+++ b/runtime/v8/sourcemap_test.go
@@ -64,7 +64,7 @@ func TestStackTrace(t *testing.T) {
 
 	trace := StackTrace(e, nil)
 	assert.NotEmpty(t, trace)
-	assert.Contains(t, trace, "Exception|400: Error occurred")
+	assert.Contains(t, trace, "400 Error occurred")
 	assert.Contains(t, trace, "/scripts/runtime/ts/page.ts:12:2")
 	assert.Contains(t, trace, "/scripts/runtime/ts/lib/bar.ts:7:2")
 	assert.Contains(t, trace, "/scripts/runtime/ts/lib/err.ts:8:10")
@@ -72,7 +72,7 @@ func TestStackTrace(t *testing.T) {
 	// with source root
 	trace = StackTrace(e, map[string]string{"/scripts": "/iscripts"})
 	assert.NotEmpty(t, trace)
-	assert.Contains(t, trace, "Exception|400: Error occurred")
+	assert.Contains(t, trace, "400 Error occurred")
 	assert.Contains(t, trace, "/iscripts/runtime/ts/page.ts:12:2")
 	assert.Contains(t, trace, "/iscripts/runtime/ts/lib/bar.ts:7:2")
 	assert.Contains(t, trace, "/iscripts/runtime/ts/lib/err.ts:8:10")
@@ -87,7 +87,7 @@ func TestStackTrace(t *testing.T) {
 
 	trace = StackTrace(e, replace)
 	assert.NotEmpty(t, trace)
-	assert.Contains(t, trace, "Exception|400: Error occurred")
+	assert.Contains(t, trace, "400 Error occurred")
 	assert.Contains(t, trace, "/fscripts/runtime/ts/page.ts:12:2")
 	assert.Contains(t, trace, "/fscripts/runtime/ts/lib/bar.ts:7:2")
 	assert.Contains(t, trace, "/fscripts/runtime/ts/lib/err.ts:8:10")