diff --git a/pkg/service/createWorkOrder.go b/pkg/service/createWorkOrder.go
index ee93254..a572989 100644
--- a/pkg/service/createWorkOrder.go
+++ b/pkg/service/createWorkOrder.go
@@ -315,7 +315,7 @@ func CreateWorkOrder(c *gin.Context) (err error) {
 
 		// 获取需要抄送的邮件
 		emailCCList := make([]string, 0)
-		if len(currentNode["cc"].([]interface{})) > 0 {
+		if currentNode["cc"] != nil && len(currentNode["cc"].([]interface{})) > 0 {
 			err = orm.Eloquent.Model(&system.SysUser{}).
 				Where("user_id in (?)", currentNode["cc"]).
 				Pluck("email", &emailCCList).Error
diff --git a/pkg/service/handle.go b/pkg/service/handle.go
index 42cd065..8de8e82 100644
--- a/pkg/service/handle.go
+++ b/pkg/service/handle.go
@@ -809,7 +809,7 @@ func (h *Handle) HandleWorkOrder(
 
 	// 获取需要抄送的邮件
 	emailCCList := make([]string, 0)
-	if len(h.stateValue["cc"].([]interface{})) > 0 {
+	if h.stateValue["cc"] != nil && len(h.stateValue["cc"].([]interface{})) > 0 {
 		err = orm.Eloquent.Model(&system.SysUser{}).
 			Where("user_id in (?)", h.stateValue["cc"]).
 			Pluck("email", &emailCCList).Error