From 9f74f0ecb297ca23ccc6971481a3116242182124 Mon Sep 17 00:00:00 2001
From: yeungkaho <ykh@KaHos-iMac.local>
Date: Wed, 31 May 2017 23:29:07 +0800
Subject: [PATCH] fix

---
 KeyboardKeyboard/KKInstrument.swift | 3 ++-
 KeyboardKeyboard/KKRecorder.swift   | 3 +++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/KeyboardKeyboard/KKInstrument.swift b/KeyboardKeyboard/KKInstrument.swift
index 4303344..89160f7 100755
--- a/KeyboardKeyboard/KKInstrument.swift
+++ b/KeyboardKeyboard/KKInstrument.swift
@@ -201,7 +201,8 @@ class KKInstrument {
         }
         for i in 0..<keyList.count - 1{
             if keyList[i] == keyCode {
-               keyList.remove(at: i)
+                keyList.remove(at: i)
+                break
             }
         }
     }
diff --git a/KeyboardKeyboard/KKRecorder.swift b/KeyboardKeyboard/KKRecorder.swift
index 0b5fa16..6eb9079 100644
--- a/KeyboardKeyboard/KKRecorder.swift
+++ b/KeyboardKeyboard/KKRecorder.swift
@@ -59,6 +59,9 @@ class KKRecorder {
     }
     
     func playRecording() {
+        if player == nil {
+            return
+        }
         do {try player!.reloadFile()} catch{}
         player!.play()
     }