Long Click in some key not work

[ashishvirani]

I have creating emoji keyboard and i have using your keyboard but some key not work on long press (a,c,n,. etc) application unfortunately stopped.

06-08 12:41:45.046 28225-28225/com.example.napturalistamoji E/AndroidRuntime: FATAL EXCEPTION: main Process: com.example.napturalistamoji, PID: 28225 android.view.InflateException: Binary XML file line #8: Binary XML file line #8: Error inflating class com.sunzala.afghankeyboard.android.LatinKeyboardView Caused by: android.view.InflateException: Binary XML file line #8: Error inflating class com.sunzala.afghankeyboard.android.LatinKeyboardView Caused by: java.lang.ClassNotFoundException: Didn't find class "com.sunzala.afghankeyboard.android.LatinKeyboardView" on path: DexPathList[[zip file "/data/app/com.example.napturalistamoji-2/base.apk"],nativeLibraryDirectories=[/data/app/com.example.napturalistamoji-2/lib/arm, /system/lib, /vendor/lib]] at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56) at java.lang.ClassLoader.loadClass(ClassLoader.java:380) at java.lang.ClassLoader.loadClass(ClassLoader.java:312) at android.view.LayoutInflater.createView(LayoutInflater.java:616) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:794) at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:734) at android.view.LayoutInflater.rInflate(LayoutInflater.java:865) at android.view.LayoutInflater.rInflateChildren(LayoutInflater.java:828) at android.view.LayoutInflater.inflate(LayoutInflater.java:525) at android.view.LayoutInflater.inflate(LayoutInflater.java:427) at android.view.LayoutInflater.inflate(LayoutInflater.java:378) at android.inputmethodservice.KeyboardView.onLongPress(KeyboardView.java:1106) at com.example.napturalistamoji.android.LatinKeyboardView.onLongPress(LatinKeyboardView.java:222) at android.inputmethodservice.KeyboardView.openPopupIfRequired(KeyboardView.java:1083) at android.inputmethodservice.KeyboardView.-wrap0(KeyboardView.java) at android.inputmethodservice.KeyboardView$1.handleMessage(KeyboardView.java:386) at android.os.Handler.dispatchMessage(Handler.java:102) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6776) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1518) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1408)

please give me some solution.