title: SchedPolicy: set_timerslack_ns write failed: Operation not permitted
body: <p>I am facing this issue in my Logcat while I run my android app. Does anyone know about this issue and how to fix it? </p>
  
  <p>The dependencies are:</p>
  
  <pre><code>    implementation 'com.android.support:appcompat-v7:25.3.0'
      implementation 'com.android.support.constraint:constraint-layout:1.0.2'
      implementation 'com.android.support:design:25.3.0'
      implementation 'com.android.support:cardview-v7:25.3.0'
      implementation 'com.android.volley:volley:1.0.0'
      implementation 'com.github.bumptech.glide:glide:3.7.0'
      implementation 'com.google.android.gms:play-services-maps:15.0.1'  
      implementation 'com.google.android.gms:play-services-location:15.0.1'
      implementation 'com.google.android.gms:play-services-places:15.0.1'
      implementation 'com.android.support:support-v4:25.3.0'
      implementation 'de.hdodenhof:circleimageview:2.1.0'
      implementation 'me.zhanghai.android.materialratingbar:library:1.0.2'
      implementation 'junit:junit:4.12'
  </code></pre>