java.lang.IllegalArgumentException：提供的扬声器模型无效

Question

我正在开发Android的应用程序，由于某种原因，我收到此错误。

我没有改变任何代码行，突然间我收到了这个错误。我不知道该怎么做，它甚至没有指出问题所在。

LOG

02-22 20:22:42.884 4637-4637/? E/HotwordDetector: Invalid or incompatible speaker models. Silent enrollment required.
                                                  java.lang.IllegalArgumentException: Invalid speaker model provided
                                                      at com.google.speech.micro.GoogleHotwordRecognizer.nativeNew(Native Method)
                                                      at com.google.speech.micro.GoogleHotwordRecognizer.<init>(SourceFile:6)
                                                      at com.google.android.libraries.assistant.hotword.k.a(SourceFile:65)
                                                      at com.google.android.libraries.assistant.hotword.k.as(SourceFile:35)
                                                      at com.google.android.apps.gsa.voiceinteraction.hotword.a.esf(SourceFile:48)
                                                      at com.google.android.apps.gsa.voiceinteraction.hotword.b.handleMessage(SourceFile:4)
                                                      at android.os.Handler.dispatchMessage(Handler.java:106)
                                                      at android.os.Looper.loop(Looper.java:193)
                                                      at android.app.ActivityThread.main(ActivityThread.java:6762)
                                                      at java.lang.reflect.Method.invoke(Native Method)
                                                      at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
                                                      at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
02-22 20:22:42.907 4637-4637/? E/HotwordDetector: Invalid or incompatible speaker models. Silent enrollment required.
                                                  java.lang.IllegalArgumentException: Invalid speaker model provided
                                                      at com.google.speech.micro.GoogleHotwordRecognizer.nativeNew(Native Method)
                                                      at com.google.speech.micro.GoogleHotwordRecognizer.<init>(SourceFile:6)
                                                      at com.google.android.libraries.assistant.hotword.k.a(SourceFile:65)
                                                      at com.google.android.libraries.assistant.hotword.k.as(SourceFile:35)
                                                      at com.google.android.apps.gsa.voiceinteraction.hotword.a.esf(SourceFile:48)
                                                      at com.google.android.apps.gsa.voiceinteraction.hotword.b.handleMessage(SourceFile:4)
                                                      at android.os.Handler.dispatchMessage(Handler.java:106)
                                                      at android.os.Looper.loop(Looper.java:193)
                                                      at android.app.ActivityThread.main(ActivityThread.java:6762)
                                                      at java.lang.reflect.Method.invoke(Native Method)
                                                      at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
                                                      at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)
02-22 20:22:42.929 4637-4637/? E/HotwordDetector: Invalid or incompatible speaker models. Silent enrollment required.
                                                  java.lang.IllegalArgumentException: Invalid speaker model provided
                                                      at com.google.speech.micro.GoogleHotwordRecognizer.nativeNew(Native Method)
                                                      at com.google.speech.micro.GoogleHotwordRecognizer.<init>(SourceFile:6)
                                                      at com.google.android.libraries.assistant.hotword.k.a(SourceFile:65)
                                                      at com.google.android.libraries.assistant.hotword.k.as(SourceFile:35)
                                                      at com.google.android.apps.gsa.voiceinteraction.hotword.a.esf(SourceFile:48)
                                                      at com.google.android.apps.gsa.voiceinteraction.hotword.b.handleMessage(SourceFile:4)
                                                      at android.os.Handler.dispatchMessage(Handler.java:106)
                                                      at android.os.Looper.loop(Looper.java:193)
                                                      at android.app.ActivityThread.main(ActivityThread.java:6762)
                                                      at java.lang.reflect.Method.invoke(Native Method)
                                                      at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:493)
                                                      at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:858)

知道为什么会崩溃吗？

Answer 1

AudioRecord未初始化，其为null，您可以在第一行看到e

02-22 20:22:42.863 4637-5379/? E/AudioProvider: AudioRecord is null, can't start recording