ask99comcn：

我使用的服务是：语音合成

调用的接口是：speak

参数设置情况：包名已正确配置

speechSynthesizer.setApiKey("隐藏", "隐藏");

speechSynthesizer.setAudioStreamType(AudioManager.STREAM_MUSIC);

speechSynthesizer.setParam(SpeechSynthesizer.PARAM_SPEAKER, "0");
speechSynthesizer.setParam(SpeechSynthesizer.PARAM_VOLUME, "5");
speechSynthesizer.setParam(SpeechSynthesizer.PARAM_SPEED, "5");
speechSynthesizer.setParam(SpeechSynthesizer.PARAM_PITCH, "5");
speechSynthesizer.setParam(SpeechSynthesizer.PARAM_AUDIO_ENCODE, "1");
speechSynthesizer.setParam(SpeechSynthesizer.PARAM_AUDIO_RATE, "4");
speechSynthesizer.auth(TtsMode.MIX);
speechSynthesizer.initTts(TtsMode.MIX);

开发平台和机型：红米note3

SDK版本号： 2.3.0

代码或日志截图（上传截图能帮助您更快解决问题）：

复现步骤、现象及其他描述：

4g 网络下log

(-102)(-102)offline engine download license failure[(-5)appCode=null--licensePath=/data/data/com.yelong.jibuqi/files/baidu_tts_license]