diff --git a/apis/process/classify.go b/apis/process/classify.go
index 7c3fdfd..f616e62 100644
--- a/apis/process/classify.go
+++ b/apis/process/classify.go
@@ -32,6 +32,7 @@ func CreateClassify(c *gin.Context) {
 	// 判断创建的分类是否存在
 	err = orm.Eloquent.Table("p_process_classify").
 		Where("name = ?", classifyValue.Name).
+		Where("`delete_time` IS NULL").
 		Count(&classifyCount).Error
 	if err != nil {
 		app.Error(c, -1, err, "")
diff --git a/models/system/role.go b/models/system/role.go
index a57b77d..7440547 100644
--- a/models/system/role.go
+++ b/models/system/role.go
@@ -108,7 +108,7 @@ func (role *SysRole) GetRoleMeunId() ([]int, error) {
 
 func (role *SysRole) Insert() (id int, err error) {
 	i := 0
-	orm.Eloquent.Table("sys_role").Where("role_name=? or role_key = ?", role.RoleName, role.RoleKey).Count(&i)
+	orm.Eloquent.Table("sys_role").Where("(role_name = ? or role_key = ?) and `delete_time` IS NULL", role.RoleName, role.RoleKey).Count(&i)
 	if i > 0 {
 		return 0, errors.New("角色名称或者角色标识已经存在！")
 	}
diff --git a/models/system/sysuser.go b/models/system/sysuser.go
index cbb4787..1753784 100644
--- a/models/system/sysuser.go
+++ b/models/system/sysuser.go
@@ -249,7 +249,7 @@ func (e SysUser) Insert() (id int, err error) {
 
 	// check 用户名
 	var count int
-	orm.Eloquent.Table(e.TableName()).Where("username = ?", e.Username).Count(&count)
+	orm.Eloquent.Table(e.TableName()).Where("username = ? and `delete_time` IS NULL", e.Username).Count(&count)
 	if count > 0 {
 		err = errors.New("账户已存在！")
 		return