Failed to create directory

[maniksejwal]

apk 70

java.lang.RuntimeException: 
  at android.app.ActivityThread.deliverResults (ActivityThread.java:3745)
  at android.app.ActivityThread.handleSendResult (ActivityThread.java:3788)
  at android.app.ActivityThread.-wrap16 (ActivityThread.java)
  at android.app.ActivityThread$H.handleMessage (ActivityThread.java:1412)
  at android.os.Handler.dispatchMessage (Handler.java:102)
  at android.os.Looper.loop (Looper.java:148)
  at android.app.ActivityThread.main (ActivityThread.java:5471)
  at java.lang.reflect.Method.invoke (Native Method)
  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:726)
  at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:616)
Caused by: java.lang.RuntimeException: 
  at com.memory_athlete.memoryassistant.Helper.makeDirectory (Helper.java:195)
  at com.memory_athlete.memoryassistant.main.MainActivity.onRequestPermissionsResult (MainActivity.java:185)
  at android.app.Activity.dispatchRequestPermissionsResult (Activity.java:7456)
  at android.app.Activity.dispatchActivityResult (Activity.java:7334)
  at android.app.ActivityThread.deliverResults (ActivityThread.java:3741)

old

java.lang.RuntimeException: 
  at android.app.ActivityThread.performResumeActivity (ActivityThread.java:3121)
  at android.app.ActivityThread.handleResumeActivity (ActivityThread.java:3152)
  at android.app.ActivityThread.handleLaunchActivity (ActivityThread.java:2495)
  at android.app.ActivityThread.-wrap11 (ActivityThread.java)
  at android.app.ActivityThread$H.handleMessage (ActivityThread.java:1354)
  at android.os.Handler.dispatchMessage (Handler.java:102)
  at android.os.Looper.loop (Looper.java:148)
  at android.app.ActivityThread.main (ActivityThread.java:5443)
  at java.lang.reflect.Method.invoke (Native Method)
  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run (ZygoteInit.java:728)
  at com.android.internal.os.ZygoteInit.main (ZygoteInit.java:618)
Caused by: java.lang.RuntimeException: 
  at com.memory_athlete.memoryassistant.Helper.makeDirectory (Helper.java:194)
  at com.memory_athlete.memoryassistant.main.MainActivity.firstStart (MainActivity.java:96)
  at com.memory_athlete.memoryassistant.main.MainActivity$1.run (MainActivity.java:83)
  at com.memory_athlete.memoryassistant.main.MainActivity.onResume (MainActivity.java:90)
  at android.app.Instrumentation.callActivityOnResume (Instrumentation.java:1281)
  at android.app.Activity.performResume (Activity.java:6335)
  at android.app.ActivityThread.performResumeActivity (ActivityThread.java:3110)