1. 写错了load的library 
		java.lang.UnsatisfiedLinkError: Couldn‘t load hell0: findLibrary returned null
2. Android.mk文件编写错误
		/jni/Android.mk:4: *** missing separator.  Stop.
3. LOCAL_MODULE配置不能有扩展名
		//jni/Android.mk:hello.so: LOCAL_MODULE_FILENAME must not contain a file extension
4. c或者c++的源文件名称配置错误
		objs/hello/helo.o‘.  Stop.
5. 如果使用了错误的cpu平台
		java.lang.UnsatisfiedLinkError: Couldn‘t load hello: findLibrary returned null
		添加多cpu平台的支持 APP_ABI := armeabi armeabi-v7a x86
6. c语言方法名称错误,导致java代码无法寻找到c代码
		Caused by: java.lang.UnsatisfiedLinkError: Native method not found: com.itheima.hellojni.MainActivity.helloFromC:()Ljava/lang/String;
	
7. 应用程序闪退
		06-25 07:31:46.698: I/dalvikvm(1871):   #00  pc 0008ee6d  /system/lib/libdvm.so
		06-25 07:31:46.698: I/dalvikvm(1871):   #01  pc 000738ca  /system/lib/libdvm.so
		06-25 07:31:46.698: I/dalvikvm(1871):   #02  pc 000739f4  /system/lib/libdvm.so
		06-25 07:31:46.698: I/dalvikvm(1871):   #03  pc 00038f5b  /system/lib/libdvm.so
		06-25 07:31:46.698: I/dalvikvm(1871):   #04  pc 0003bdbd  /system/lib/libdvm.so
	要么就是c代码有逻辑错误
	要么编码问题,中文或者空格路径
原文:http://www.cnblogs.com/hh9601/p/6200514.html