api图片报错修改

Learun.Framework.Ultimate V7/Learun.Application.WebApi/Modules/TaiGang/TUserApi.cs

@@ -283,8 +283,11 @@ namespace Learun.Application.WebApi
                 var photo = "";
                 if (company.F_Photo != null)
                 {
-                    photo = annexesFileIBLL.GetEntityByFolderId(company.F_Photo).F_FilePath;
-                    photo = "/" + photo.Substring(photo.IndexOf("Resource"));
+                    photo = annexesFileIBLL.GetEntityByFolderId(company.F_Photo)?.F_FilePath;
+                    if (!string.IsNullOrEmpty(photo))
+                    {
+                        photo = "/" + photo.Substring(photo.IndexOf("Resource"));
+                    }
                 }
                 result.Add(new
                 {