diff --git a/net/ghttp/ghttp_unit_openapi_swagger_test.go b/net/ghttp/ghttp_unit_openapi_swagger_test.go
index d8d0b814d..744774d3e 100644
--- a/net/ghttp/ghttp_unit_openapi_swagger_test.go
+++ b/net/ghttp/ghttp_unit_openapi_swagger_test.go
@@ -61,7 +61,7 @@ func Test_OpenApi_Swagger(t *testing.T) {
 		c.SetPrefix(fmt.Sprintf("http://127.0.0.1:%d", p))
 
 		t.Assert(c.GetContent(ctx, "/test?age=18&name=john"), `{"code":0,"message":"","data":{"Id":1,"Age":18,"Name":"john"}}`)
-		t.Assert(c.GetContent(ctx, "/test/error"), `{"code":50,"message":"error","data":null}`)
+		t.Assert(c.GetContent(ctx, "/test/error"), `{"code":50,"message":"error"}`)
 
 		t.Assert(gstr.Contains(c.GetContent(ctx, "/swagger/"), `SwaggerUIBundle`), true)
 		t.Assert(gstr.Contains(c.GetContent(ctx, "/api.json"), `/test/error`), true)
diff --git a/net/ghttp/ghttp_unit_router_handler_extended_test.go b/net/ghttp/ghttp_unit_router_handler_extended_test.go
index 801b3c358..92d2b98ae 100644
--- a/net/ghttp/ghttp_unit_router_handler_extended_test.go
+++ b/net/ghttp/ghttp_unit_router_handler_extended_test.go
@@ -56,6 +56,6 @@ func Test_Router_Handler_Extended_Handler_WithObject(t *testing.T) {
 		client.SetPrefix(fmt.Sprintf("http://127.0.0.1:%d", p))
 
 		t.Assert(client.GetContent(ctx, "/test?age=18&name=john"), `{"code":0,"message":"","data":{"Id":1,"Age":18,"Name":"john"}}`)
-		t.Assert(client.GetContent(ctx, "/test/error"), `{"code":50,"message":"error","data":null}`)
+		t.Assert(client.GetContent(ctx, "/test/error"), `{"code":50,"message":"error"}`)
 	})
 }
diff --git a/protocol/goai/goai.go b/protocol/goai/goai.go
index ba7cd945b..cccd94875 100644
--- a/protocol/goai/goai.go
+++ b/protocol/goai/goai.go
@@ -200,7 +200,7 @@ func golangTypeToSchemaName(t reflect.Type) string {
 		s = gstr.TrimLeft(t.String(), "*")
 	)
 	if pkgPath := t.PkgPath(); pkgPath != "" && pkgPath != "." {
-		s = gstr.Replace(t.PkgPath(), `/`, `_`) + gstr.SubStrFrom(s, ".")
+		s = gstr.Replace(t.PkgPath(), `/`, `.`) + gstr.SubStrFrom(s, ".")
 	}
 	s = gstr.ReplaceByMap(s, map[string]string{
 		` `: ``,