title: Flutter, Accessing hidden method
body: <p>I don't know exactly after what I get this error but every after 3 second I get access hidden method error in my debug log. How can I examine which function do this access and why? Is it the real problem? Should I avoid from this?</p>
  <pre><code> W/m.sekspir.mood(25281): Accessing hidden method Lsun/misc/Unsafe;-&gt;putObject(Ljava/lang/Object;JLjava/lang/Object;)V (greylist, linking, allowed)
  W/m.sekspir.mood(25281): Accessing hidden method Lsun/misc/Unsafe;-&gt;putObject(Ljava/lang/Object;JLjava/lang/Object;)V (greylist, linking, allowed)
  W/m.sekspir.mood(25281): Accessing hidden method Lsun/misc/Unsafe;-&gt;putLong(Ljava/lang/Object;JJ)V (greylist, linking, allowed)
  W/m.sekspir.mood(25281): Accessing hidden method Lsun/misc/Unsafe;-&gt;putObject(Ljava/lang/Object;JLjava/lang/Object;)V (greylist, linking, allowed)
  W/m.sekspir.mood(25281): Accessing hidden method Lsun/misc/Unsafe;-&gt;putObject(Ljava/lang/Object;JLjava/lang/Object;)V (greylist, linking, allowed)
  W/m.sekspir.mood(25281): Accessing hidden method Lsun/misc/Unsafe;-&gt;putLong(Ljava/lang/Object;JJ)V (greylist, linking, allowed)
  W/m.sekspir.mood(25281): Accessing hidden method Lsun/misc/Unsafe;-&gt;putObject(Ljava/lang/Object;JLjava/lang/Object;)V (greylist, linking, allowed)
  </code></pre>