我正在从 Restcomm Client Android SDK 1.0.0 BETA3 运行 restcomm hello world 项目我按照这个答案中提到的步骤Mobicents Restcomm Hello-World Implementation
但是当我拨号时，logcat 中仍然有错误，并且我没有听到 Restcomm 实例相关的通知。这是日志内容：
02-22 10:27:19.912 31783-3951/com.telestax.restcomm_helloworld E/libjingle: webrtc: stereo playout is not supported
02-22 10:27:19.912 31783-3951/com.telestax.restcomm_helloworld E/libjingle: webrtc: failed to enable stereo recording
02-22 10:27:19.912 31783-3951/com.telestax.restcomm_helloworld E/libjingle: webrtc: (voe_base_impl.cc:364): Init: Failed to set agc to enabled: 0
02-22 10:27:19.912 31783-3951/com.telestax.restcomm_helloworld E/libjingle: webrtc: (voe_audio_processing_impl.cc:1007): SetTypingDetectionStatus: not supported
02-22 10:27:19.912 31783-3951/com.telestax.restcomm_helloworld E/libjingle: webrtc: (voe_audio_processing_impl.cc:1007): SetTypingDetectionStatus: not supported
02-22 10:27:19.912 31783-3951/com.telestax.restcomm_helloworld E/libjingle: webrtc: failed to enable stereo recording
02-22 10:27:19.912 31783-3951/com.telestax.restcomm_helloworld E/libjingle: webrtc: stereo playout is not supported
02-22 10:27:23.356 31783-4012/com.telestax.restcomm_helloworld E/libjingle: webrtc: (process_thread_impl.cc:31): TimeUntilNextProcess returned an invalid value -4
02-22 10:27:23.586 31783-31783/com.telestax.restcomm_helloworld E/RCConnection: onSipUAError(): error code: SIGNALLING_CALL_ERRORerror text: sendto failed: EPERM (Operation not permitted)
02-22 10:27:23.646 31783-3952/com.telestax.restcomm_helloworld E/libjingle: SetAudioSend: No audio channel exists.
02-22 10:27:23.926 31783-4005/com.telestax.restcomm_helloworld E/BufferQueue: [unnamed-31783-5] cancelBuffer: slot 5 is not owned by the client (state=0)
02-22 10:27:23.926 31783-4005/com.telestax.restcomm_helloworld E/BufferQueue: [unnamed-31783-5] cancelBuffer: slot 6 is not owned by the client (state=0)
02-22 10:27:23.926 31783-4005/com.telestax.restcomm_helloworld E/BufferQueue: [unnamed-31783-5] cancelBuffer: slot 7 is not owned by the client (state=0)