diff --git a/app/src/main/kotlin/com/simplemobiletools/clock/activities/ReminderActivity.kt b/app/src/main/kotlin/com/simplemobiletools/clock/activities/ReminderActivity.kt
index 9bd39e64..8a3ad185 100644
--- a/app/src/main/kotlin/com/simplemobiletools/clock/activities/ReminderActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/clock/activities/ReminderActivity.kt
@@ -21,10 +21,7 @@ import com.simplemobiletools.clock.helpers.ALARM_ID
 import com.simplemobiletools.clock.helpers.getPassedSeconds
 import com.simplemobiletools.clock.models.Alarm
 import com.simplemobiletools.commons.extensions.*
-import com.simplemobiletools.commons.helpers.MINUTE_SECONDS
-import com.simplemobiletools.commons.helpers.SILENT
-import com.simplemobiletools.commons.helpers.isOreoMr1Plus
-import com.simplemobiletools.commons.helpers.isOreoPlus
+import com.simplemobiletools.commons.helpers.*
 import kotlinx.android.synthetic.main.activity_reminder.*
 
 class ReminderActivity : SimpleActivity() {
@@ -176,7 +173,7 @@ class ReminderActivity : SimpleActivity() {
         }
 
         val doVibrate = if (alarm != null) alarm!!.vibrate else config.timerVibrate
-        if (doVibrate) {
+        if (doVibrate && isOreoPlus()) {
             val pattern = LongArray(2) { 500 }
             vibrator = getSystemService(Context.VIBRATOR_SERVICE) as Vibrator
             vibrator?.vibrate(VibrationEffect.createWaveform(pattern, 0))
diff --git a/app/src/main/kotlin/com/simplemobiletools/clock/extensions/Context.kt b/app/src/main/kotlin/com/simplemobiletools/clock/extensions/Context.kt
index 04d9f414..403cdf03 100644
--- a/app/src/main/kotlin/com/simplemobiletools/clock/extensions/Context.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/clock/extensions/Context.kt
@@ -142,7 +142,11 @@ fun Context.showRemainingTimeMessage(totalMinutes: Int) {
 fun Context.setupAlarmClock(alarm: Alarm, triggerInSeconds: Int) {
     val alarmManager = getSystemService(Context.ALARM_SERVICE) as AlarmManager
     val targetMS = System.currentTimeMillis() + triggerInSeconds * 1000
-    AlarmManagerCompat.setAlarmClock(alarmManager, targetMS, getOpenAlarmTabIntent(), getAlarmIntent(alarm))
+    try {
+        AlarmManagerCompat.setAlarmClock(alarmManager, targetMS, getOpenAlarmTabIntent(), getAlarmIntent(alarm))
+    } catch (e: Exception) {
+        showErrorToast(e)
+    }
 }
 
 fun Context.getOpenAlarmTabIntent(): PendingIntent {