android4.4系统，集成环信，拍照，闪退 Could not find class 'com.hyphenate.chat.EMJobService

手中这个android4.4系统的手机，卸载安装第一次聊天拍照，或者别的界面拍照都会遇到这个异常，之后就不会出现了dalvikvm: Could not find class 'android.app.job.JobScheduler', referenced from method com.hyphenate.chat.EMClient.cancelJob
dalvikvm: Could not find class 'com.hyphenate.chat.EMJobService', referenced from method com.hyphenate.chat.EMClient.scheduleJob
MSimTelephonyManager: NullPointerException in getPreferredSmsSubscription()
dalvikvm: Could not find class 'android.graphics.drawable.RippleDrawable', referenced from method android.support.v7.widget.AppCompatImageHelper.hasOverlappingRendering