修复导入问题

WGShare.API/Controllers/Frontend/UserController.cs

@@ -231,7 +231,9 @@ namespace WGShare.API.Controllers.Frontend
                 else if (x.RoleId == "房间管理员")
                     roleId = "3";
                 x.RoleId = roleId;
-                x.Subject = x.SubjectName.GetEnumValueFromDescription<SubjectType>();
+
+                if (string.IsNullOrWhiteSpace(x.SubjectName))
+                    x.Subject = SubjectType.All; 
             });
 
             await _sqlSugar.Insertable(users).ExecuteCommandAsync();