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购买专业版。但无法升级

已购买格子日记。花了40元。ios版本8.3 格子版本3.56。我无法升级到专业版。开始免费升级时显示购买成功,但出现cocoa 错误 3048。以为是版本问题。进行app降级按照 安装格子日记3.46版,问题同样出现。后直接在app store 商店下载安装系统指定的旧版。升级出现购买成功但提示无法还原。app的bug。还请帮助解决问题,速盼。
190126527@qq.com jinpf留言

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