diff --git a/business/jd/controller/order.go b/business/jd/controller/order.go
index c8abbcd3b..7ba57ab6e 100644
--- a/business/jd/controller/order.go
+++ b/business/jd/controller/order.go
@@ -7,7 +7,6 @@ import (
 	"git.rosy.net.cn/baseapi/utils"
 	"git.rosy.net.cn/jx-callback/business/controllers"
 	"git.rosy.net.cn/jx-callback/business/jd/models"
-	"git.rosy.net.cn/jx-callback/compat/corm"
 	"git.rosy.net.cn/jx-callback/globals"
 	"git.rosy.net.cn/jx-callback/globals/globals2"
 	"github.com/astaxie/beego/orm"
@@ -18,7 +17,6 @@ const (
 )
 
 var (
-	errChecker   corm.DBErrorChecker
 	orderMsgChan chan jdapi.CallbackOrderMsg
 )
 
@@ -26,8 +24,6 @@ type OrderController struct {
 }
 
 func InitOrder() {
-	errChecker = new(corm.MysqlErrorChecker)
-
 	orderMsgChan = make(chan jdapi.CallbackOrderMsg, 128)
 	go orderMsgHandlerRoutine()
 
diff --git a/compat/corm/corm.go b/compat/corm/corm.go
deleted file mode 100644
index baab6e02c..000000000
--- a/compat/corm/corm.go
+++ /dev/null
@@ -1,5 +0,0 @@
-package corm
-
-type DBErrorChecker interface {
-	ErrorIsDuplicate(error) bool
-}
diff --git a/compat/corm/corm_mysql.go b/compat/corm/corm_mysql.go
deleted file mode 100644
index 3a9855b1b..000000000
--- a/compat/corm/corm_mysql.go
+++ /dev/null
@@ -1,17 +0,0 @@
-package corm
-
-import (
-	"github.com/go-sql-driver/mysql"
-)
-
-type MysqlErrorChecker struct {
-}
-
-func (c MysqlErrorChecker) ErrorIsDuplicate(err error) bool {
-	if err == nil {
-		return false
-	}
-
-	realErr := err.(*mysql.MySQLError)
-	return realErr.Number == 1062
-}