diff --git a/debug/debug.go b/debug/debug.go
index 2b2c7b1..55b86ce 100644
--- a/debug/debug.go
+++ b/debug/debug.go
@@ -1,10 +1,26 @@
 package debug
 
 import (
+	"bytes"
+
+	"github.com/yohamta/donburi"
 	"github.com/yohamta/donburi/features/debug"
-	"joylink.club/ecs"
 )
 
-func PrintEntityCounts(w ecs.World) {
-	debug.PrintEntityCounts(w)
+type EntityCounts = debug.EntityCounts
+
+func GetEntityCounts(w donburi.World) []EntityCounts {
+	return debug.GetEntityCounts(w)
+}
+
+// 打印所有实体数量
+func SPrintEntityCounts(w donburi.World) string {
+	var out bytes.Buffer
+	out.WriteString("Entity Counts:\n")
+	for _, c := range GetEntityCounts(w) {
+		out.WriteString(c.String())
+		out.WriteString("\n")
+	}
+	out.WriteString("\n")
+	return out.String()
 }
diff --git a/go.mod b/go.mod
index 8116882..8286f09 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module joylink.club/ecs
 
-go 1.20
+go 1.21
 
 require github.com/yohamta/donburi v1.3.8
 
diff --git a/world.go b/world.go
index 4618c9a..eb5f2d3 100644
--- a/world.go
+++ b/world.go
@@ -2,6 +2,7 @@ package ecs
 
 import (
 	"fmt"
+	"log/slog"
 	"math"
 	"time"
 
@@ -173,6 +174,12 @@ func (w *world) executeTodos() {
 	}
 }
 func (w *world) run() {
+	defer func() {
+		if err := recover(); err != nil {
+			slog.Error("世界运行异常:", "stacks", err)
+			w.state = Error
+		}
+	}()
 	for {
 		if w.state == Error {
 			// 世界错误,关闭世界
@@ -204,6 +211,6 @@ func (w *world) run() {
 			w.times += w.speed
 		}
 		// dt := time.Since(start)
-		// fmt.Println("仿真系统执行耗时:", dt.Milliseconds(), "ms")
+		// slog.Info("仿真系统执行耗时:" + dt.Milliseconds() + "ms")
 	}
 }