jpush崩溃求助：java.lang.ExceptionInInitializerError

设备品牌：Samsung 设备系统：GT-N7000
设备分辨率：800*1280(320DPI) 手机系统版本：4.1.2(16)
jcore-1.1.5, jpush-3.0.7，手动集成

>java.lang.ExceptionInInitializerError 
at cn.jiguang.b.c.f.a(Unknown Source) 
at cn.jiguang.b.d.c.a(Unknown Source) 
at cn.jiguang.b.d.c.a(Unknown Source) 
at cn.jiguang.b.b.g.run(Unknown Source) 
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1076) 
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:569) 
at java.lang.Thread.run(Thread.java:856) 
Caused by: java.lang.NullPointerException 
at cn.jiguang.b.c.o.(Unknown Source) 
at cn.jiguang.b.c.o.(Unknown Source) 
... 7 more