如何处理混淆的Android代码中的崩溃？

Question

在Google Play开发者控制台中，我经常看到某些混淆的Android库（如以下库）中发生的崩溃。我不知道如何调查这个问题。有什么想法吗？

 java.lang.RuntimeException: 

  at aDK.done (SourceFile:15)

  at java.util.concurrent.FutureTask.finishCompletion (FutureTask.java:354)

  at java.util.concurrent.FutureTask.setException (FutureTask.java:223)

  at java.util.concurrent.FutureTask.run (FutureTask.java:242)

  at aDQ.run (SourceFile:2)

  at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java:1133)

  at java.util.concurrent.ThreadPoolExecutor$Worker.run (ThreadPoolExecutor.java:607)

  at java.lang.Thread.run (Thread.java:761)
Caused by: java.lang.IllegalArgumentException: 

  at cdu.<init> (SourceFile:58)

  at axF.a (SourceFile:7)

  at aDJ.call (SourceFile:7)

  at java.util.concurrent.FutureTask.run (FutureTask.java:237)