add a check at getting event types, if the activity is still alive

app/build.gradle

@@ -47,7 +47,7 @@ ext {
 }
 
 dependencies {
-    compile 'com.simplemobiletools:commons:2.39.4'
+    compile 'com.simplemobiletools:commons:2.39.5'
     compile 'joda-time:joda-time:2.9.9'
     compile 'com.facebook.stetho:stetho:1.5.0'
     compile 'com.bignerdranch.android:recyclerview-multiselect:0.2'

app/src/main/kotlin/com/simplemobiletools/calendar/activities/DayActivity.kt

@@ -16,6 +16,7 @@ import com.simplemobiletools.calendar.helpers.DAY_CODE
 import com.simplemobiletools.calendar.helpers.Formatter
 import com.simplemobiletools.calendar.helpers.NEW_EVENT_START_TS
 import com.simplemobiletools.calendar.interfaces.NavigationListener
+import com.simplemobiletools.commons.extensions.isActivityDestroyed
 import com.simplemobiletools.commons.extensions.updateTextColors
 import kotlinx.android.synthetic.main.activity_day.*
 import org.joda.time.DateTime
@@ -43,9 +44,11 @@ class DayActivity : SimpleActivity(), NavigationListener, ViewPager.OnPageChange
         updateTextColors(day_coordinator)
 
         dbHelper.getEventTypes {
-            eventTypeColors.clear()
-            it.map { eventTypeColors.put(it.id, it.color) }
-            invalidateOptionsMenu()
+            if (!isActivityDestroyed()) {
+                eventTypeColors.clear()
+                it.map { eventTypeColors.put(it.id, it.color) }
+                invalidateOptionsMenu()
+            }
         }
     }