问关于TRTC flutter Demo 运行时报错问题？

我下载了个flutter demo 我的开发环境是mac系统.

flutter版本是

Flutter 3.0.3 • channel stable • https://github.com/flutter/flutter.git

dart 版本是

Tools • Dart 2.16.1 • DevTools 2.9.2

但运行时候报：

/java/com/tencent/trtcplugin/TRTCCloudPlugin.java:128: 错误: 找不到符号

TXLog.e(TAG, "|method=" + call.method + "|arguments=" + call.arguments + "|error=" + e);

^

符号: 变量 TXLog

位置: 类 TRTCCloudPlugin

/Users/mac/flutter/.pub-cache/hosted/pub.dartlang.org/tencent_trtc_cloud-2.2.0/android/src/main/java/com/tencent/trtcplugin/TRTCCloudPlugin.java:130: 错误: 找不到符号

TXLog.e(TAG, "|method=" + call.method + "|arguments=" + call.arguments + "|error=" + e);

^