Debug包提示找不到库，但是解包打出来的APK是存在的对应文件的
E/JniHelper: Classloader failed to find class of org/cocos2dx/lib/CanvasRenderingContext2DImpl
Failed to find class org/cocos2dx/lib/CanvasRenderingContext2DImpl
Failed to find static java method. Class name: org/cocos2dx/lib/CanvasRenderingContext2DImpl, method name: getDataRef, signature: ()[B
A/com.njyt.slyxz: java_vm_ext.cc:570] JNI DETECTED ERROR IN APPLICATION: java_array == null
java_vm_ext.cc:570] in call to GetArrayLength
java_vm_ext.cc:570] from void org.cocos2dx.lib.Cocos2dxRenderer.nativeRender()
A/com.njyt.slyxz: runtime.cc:647] Runtime aborting…
runtime.cc:647] Dumping all threads without mutator lock held
runtime.cc:647] All threads:
runtime.cc:647] DALVIK THREADS (26):
runtime.cc:647] “GLThread 1173” prio=5 tid=20 Runnable
runtime.cc:647] | group="" sCount=0 dsCount=0 flags=0 obj=0x137a1278 self=0xf5551e00
runtime.cc:647] | sysTid=27422 nice=0 cgrp=default sched=0/0 handle=0xc4bf3230
runtime.cc:647] | state=R schedstat=( 612899478 62686976 234 ) utm=57 stm=4 core=6 HZ=100
runtime.cc:647] | stack=0xc4af0000-0xc4af2000 stackSize=1040KB
runtime.cc:647] | held mutexes= “abort lock” “mutator lock”(shared held)
runtime.cc:647] native: #00 pc 00309bb7 /apex/com.android.runtime/lib/libart.so (art::DumpNativeStack(std::__1::basic_ostream<char, std::__1::char_traits>&, int, BacktraceMap*, char const*, art::ArtMethod*, void*, bool)+78)
runtime.cc:647] native: #01 pc 003c14c9 /apex/com.android.runtime/lib/libart.so (art:
:DumpStack(std::__1::basic_ostream<char, std::__1::char_traits>&, bool, BacktraceMap*, bool) const+360)
runtime.cc:647] native: #02 pc 003bdc8b /apex/com.android.runtime/lib/libart.so (art::Dump(std::__1::basic_ostream<char, std::__1::char_traits>&, bool, BacktraceMap*, bool) const+34)
runtime.cc:647] native: #03 pc 003d6809 /apex/com.android.runtime/lib/libart.so (art::DumpCheckpoint::Run(art::Thread*)+600)
runtime.cc:647] native: #04 pc 003d1129 /apex/com.android.runtime/lib/libart.so (art::ThreadList::RunCheckpoint(art::Closure*, art::Closure*)+296)
runtime.cc:647] native: #05 pc 003d084b /apex/com.android.runtime/lib/libart.so (art::ThreadList::Dump(std::__1::basic_ostream<char, std::__1::char_traits>&, bool)+766)
runtime.cc:647] native: #06 pc 00390077 /apex/com.android.runtime/lib/libart.so (art::Runtime::Abort(char const*)+1258)
runtime.cc:647] native: #07 pc 000085e1 /system/lib/libbase.so (android::base::LogMessage::~LogMessage()+488)