Android 串口设备调试，debug正常调试,release 找不到方法getSupportedDevices，求大神回复

[Wangb312]

E/Tinker.UncaughtHandler: TinkerUncaughtHandler catch exception:java.lang.RuntimeException: An error occured while executing doInBackground()
at android.os.AsyncTask$3.done(AsyncTask.java:304)
at java.util.concurrent.FutureTask.finishCompletion(FutureTask.java:355)
at java.util.concurrent.FutureTask.setException(FutureTask.java:222)
at java.util.concurrent.FutureTask.run(FutureTask.java:242)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:231)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587)
at java.lang.Thread.run(Thread.java:818)
Caused by: java.lang.RuntimeException: java.lang.NoSuchMethodException: getSupportedDevices []
at com.b.a.a.a.e.a(Unknown Source)
at com.b.a.a.a.i.b(Unknown Source)
at com.b.a.a.a.i.a(Unknown Source)
at com.example.aydroneyun.MainActivity$58.a(Unknown Source)
at com.example.aydroneyun.MainActivity$58.doInBackground(Unknown Source)
at android.os.AsyncTask$2.call(AsyncTask.java:292)
at java.util.concurrent.FutureTask.run(FutureTask.java:237)
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:231) 
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) 
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) 
at java.lang.Thread.run(Thread.java:818) 
Caused by: java.lang.NoSuchMethodException: getSupportedDevices []
at java.lang.Class.getMethod(Class.java:664)
at java.lang.Class.getMethod(Class.java:643)
at com.b.a.a.a.e.a(Unknown Source) 
at com.b.a.a.a.i.b(Unknown Source) 
at com.b.a.a.a.i.a(Unknown Source) 
at com.example.aydroneyun.MainActivity$58.a(Unknown Source) 
at com.example.aydroneyun.MainActivity$58.doInBackground(Unknown Source) 
at android.os.AsyncTask$2.call(AsyncTask.java:292) 
at java.util.concurrent.FutureTask.run(FutureTask.java:237) 
at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:231) 
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1112) 
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:587) 
at java.lang.Thread.run(Thread.java:818) 

[jklwan]

混淆先关闭。

buildTypes {
        release {
            minifyEnabled false // 如果是true改为false
……