Fixed crash

ios/App/Shared/player/AudioPlayer.swift

@@ -186,7 +186,7 @@ class AudioPlayer: NSObject {
         lastPlayTime = Date.timeIntervalSinceReferenceDate
     }
     
-    public func seek(_ to: Double, from:String) {
+    public func seek(_ to: Double, from: String) {
         let continuePlaying = rate > 0.0
         
         pause()

ios/App/Shared/player/PlayerHandler.swift

@@ -36,7 +36,11 @@ class PlayerHandler {
     
     public static var paused: Bool {
         get {
-            return player?.rate == 0.0
+            guard let player = player else {
+                return true
+            }
+            
+            return player.rate == 0.0
         }
         set(paused) {
             if paused {