为什么蓝牙无法接收文件？

hwservicemanager: getTransport: Cannot find entry android.hardware.bluetooth@1.1::IBluetoothHci/default in either framework or device VINTF manifest. mtk.hal.bt@1.0-impl: Init IBluetoothHCI E HidlServiceManagement: Service android.hardware.bluetooth@1.1::IBluetoothHci/default must be in VINTF manifest in order to register/get. E LegacySupport: Could not register service android.hardware.bluetooth@1.1::IBluetoothHci/default (-2147483648). 根据你提供的详细日志，蓝牙文件接收（OPP 协议）失败的原因非常明确，主要集中在底层硬件接口（HAL）配置错误、用户未解锁导致的服务缺失以及连接被立即重置这三个方面。 以下是详细的分析：

1. 核心原因：底层 H