diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/activities/MainActivity.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/activities/MainActivity.kt
index db5972aac..a76ae120f 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/activities/MainActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/activities/MainActivity.kt
@@ -34,6 +34,7 @@ import com.simplemobiletools.commons.dialogs.RadioGroupDialog
 import com.simplemobiletools.commons.extensions.*
 import com.simplemobiletools.commons.helpers.*
 import com.simplemobiletools.commons.interfaces.RefreshRecyclerViewListener
+import com.simplemobiletools.commons.models.FAQItem
 import com.simplemobiletools.commons.models.RadioItem
 import com.simplemobiletools.commons.models.Release
 import kotlinx.android.synthetic.main.activity_main.*
diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/DayFragmentsHolder.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/DayFragmentsHolder.kt
index 8e308ac81..2dca4b8a9 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/DayFragmentsHolder.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/DayFragmentsHolder.kt
@@ -37,7 +37,7 @@ class DayFragmentsHolder : MyFragmentHolder(), NavigationListener {
         val view = inflater.inflate(R.layout.fragment_days_holder, container, false)
         view.background = ColorDrawable(context!!.config.backgroundColor)
         viewPager = view.fragment_days_viewpager
-        viewPager?.id = (System.currentTimeMillis() % 100000).toInt()
+        viewPager!!.id = (System.currentTimeMillis() % 100000).toInt()
         setupFragment()
         return view
     }
diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/MonthFragmentsHolder.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/MonthFragmentsHolder.kt
index 6df4b3b91..a22bfe593 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/MonthFragmentsHolder.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/MonthFragmentsHolder.kt
@@ -37,7 +37,7 @@ class MonthFragmentsHolder : MyFragmentHolder(), NavigationListener {
         val view = inflater.inflate(R.layout.fragment_months_holder, container, false)
         view.background = ColorDrawable(context!!.config.backgroundColor)
         viewPager = view.fragment_months_viewpager
-        viewPager?.id = (System.currentTimeMillis() % 100000).toInt()
+        viewPager!!.id = (System.currentTimeMillis() % 100000).toInt()
         setupFragment()
         return view
     }
diff --git a/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/YearFragmentsHolder.kt b/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/YearFragmentsHolder.kt
index 7f7c6bb8a..84112cc29 100644
--- a/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/YearFragmentsHolder.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/calendar/fragments/YearFragmentsHolder.kt
@@ -34,7 +34,7 @@ class YearFragmentsHolder : MyFragmentHolder() {
         val view = inflater.inflate(R.layout.fragment_years_holder, container, false)
         view.background = ColorDrawable(context!!.config.backgroundColor)
         viewPager = view.fragment_years_viewpager
-        viewPager?.id = (System.currentTimeMillis() % 100000).toInt()
+        viewPager!!.id = (System.currentTimeMillis() % 100000).toInt()
         setupFragment()
         return view
     }