我正在将一个cordova iOS应用程序转换为android版本。我使用cordova bin/create创建一个新的cordova android项目，然后将ios项目的www目录中的文件放入android项目中。我可以编译它成功了。但是当我在 AVD 中测试它时，我得到了以下异常：
06-27 08:26:44.512: D/DroidGap(815): onMessage(onPageStarted,file:///android_asset/www/index.html)
06-27 08:26:45.073: W/dalvikvm(815): JNI WARNING: JNI method called with exception pending
06-27 08:26:45.083: W/dalvikvm(815): in Landroid/webkit/JWebCoreJavaBridge;.nativeServiceFuncPtrQueue:()V (FindClass)
06-27 08:26:45.083: W/dalvikvm(815): Pending exception is:
06-27 08:26:45.083: I/dalvikvm(815): java.lang.NullPointerException:
06-27 08:26:45.083: I/dalvikvm(815): at android.content.res.AssetManager.openAsset(Native Method)
06-27 08:26:45.083: I/dalvikvm(815): at android.content.res.AssetManager.open(AssetManager.java:315)
06-27 08:26:45.083: I/dalvikvm(815): at android.webkit.BrowserFrame.inputStreamForAndroidResource(BrowserFrame.java:765)
06-27 08:26:45.083: I/dalvikvm(815): at android.webkit.BrowserFrame.shouldInterceptRequest(BrowserFrame.java:852)
06-27 08:26:45.083: I/dalvikvm(815): at android.webkit.JWebCoreJavaBridge.nativeServiceFuncPtrQueue(Native Method)
06-27 08:26:45.083: I/dalvikvm(815): at android.webkit.JWebCoreJavaBridge.handleMessage(JWebCoreJavaBridge.java:113)
06-27 08:26:45.083: I/dalvikvm(815): at android.os.Handler.dispatchMessage(Handler.java:99)
06-27 08:26:45.093: I/dalvikvm(815): at android.os.Looper.loop(Looper.java:137)
06-27 08:26:45.093: I/dalvikvm(815): at android.webkit.WebViewCore$WebCoreThread.run(WebViewCore.java:812)
06-27 08:26:45.093: I/dalvikvm(815): at java.lang.Thread.run(Thread.java:856)
06-27 08:26:45.093: I/dalvikvm(815): "WebViewCoreThread" prio=5 tid=11 NATIVE
06-27 08:26:45.093: I/dalvikvm(815): | group="main" sCount=0 dsCount=0 obj=0x40cd81b0 self=0x2a1804d8
06-27 08:26:45.093: I/dalvikvm(815): | sysTid=829 nice=0 sched=0/0 cgrp=apps handle=706257264
06-27 08:26:45.103: I/dalvikvm(815): | state=R schedstat=( 863831102 1599283145 193 ) utm=65 stm=21 core=0
06-27 08:26:45.134: I/dalvikvm(815): #00 pc 000012a0 /system/lib/libcorkscrew.so (unwind_backtrace_thread+27)
06-27 08:26:45.134: I/dalvikvm(815): #01 pc 0005faa8 /system/lib/libdvm.so (dvmDumpNativeStack(DebugOutputTarget const*, int)+35)
06-27 08:26:45.143: I/dalvikvm(815): #02 pc 00053914 /system/lib/libdvm.so (dvmDumpThreadEx(DebugOutputTarget const*, Thread*, bool)+303)
06-27 08:26:45.143: I/dalvikvm(815): #03 pc 000539ae /system/lib/libdvm.so (dvmDumpThread(Thread*, bool)+25)
06-27 08:26:45.143: I/dalvikvm(815): #04 pc 00038aba /system/lib/libdvm.so
06-27 08:26:45.143: I/dalvikvm(815): #05 pc 000417a0 /system/lib/libdvm.so
06-27 08:26:45.143: I/dalvikvm(815): #06 pc 00381ea0 /system/lib/libwebcore.so
06-27 08:26:45.143: I/dalvikvm(815): #07 pc 0023ad2e /system/lib/libwebcore.so
06-27 08:26:45.143: I/dalvikvm(815): #08 pc 00234e64 /system/lib/libwebcore.so
06-27 08:26:45.143: I/dalvikvm(815): #09 pc 00233822 /system/lib/libwebcore.so
06-27 08:26:45.143: I/dalvikvm(815): #10 pc 0023386a /system/lib/libwebcore.so
06-27 08:26:45.143: I/dalvikvm(815): #11 pc 00233896 /system/lib/libwebcore.so
06-27 08:26:45.143: I/dalvikvm(815): #12 pc 00232af4 /system/lib/libwebcore.so
06-27 08:26:45.153: I/dalvikvm(815): #13 pc 00181646 /system/lib/libwebcore.so
06-27 08:26:45.153: I/dalvikvm(815): #14 pc 0017fdec /system/lib/libwebcore.so
06-27 08:26:45.153: I/dalvikvm(815): #15 pc 00142986 /system/lib/libwebcore.so
06-27 08:26:45.153: I/dalvikvm(815): #16 pc 00141e40 /system/lib/libwebcore.so
06-27 08:26:45.153: I/dalvikvm(815): #17 pc 0014205e /system/lib/libwebcore.so
06-27 08:26:45.153: I/dalvikvm(815): #18 pc 00136ba2 /system/lib/libwebcore.so
06-27 08:26:45.163: I/dalvikvm(815): #19 pc 00135a98 /system/lib/libwebcore.so
06-27 08:26:45.163: I/dalvikvm(815): #20 pc 0013332e /system/lib/libwebcore.so
06-27 08:26:45.163: I/dalvikvm(815): #21 pc 001329a4 /system/lib/libwebcore.so
06-27 08:26:45.163: I/dalvikvm(815): #22 pc 00135814 /system/lib/libwebcore.so
06-27 08:26:45.163: I/dalvikvm(815): #23 pc 001360ce /system/lib/libwebcore.so
06-27 08:26:45.163: I/dalvikvm(815): #24 pc 00136548 /system/lib/libwebcore.so
06-27 08:26:45.163: I/dalvikvm(815): #25 pc 0013ecd6 /system/lib/libwebcore.so
06-27 08:26:45.163: I/dalvikvm(815): #26 pc 0011ec3c /system/lib/libwebcore.so
06-27 08:26:45.173: I/dalvikvm(815): #27 pc 002ed62a /system/lib/libwebcore.so
06-27 08:26:45.173: I/dalvikvm(815): #28 pc 002e2c8e /system/lib/libwebcore.so
06-27 08:26:45.173: I/dalvikvm(815): #29 pc 003b9272 /system/lib/libwebcore.so
06-27 08:26:45.173: I/dalvikvm(815): #30 pc 003b976e /system/lib/libwebcore.so
06-27 08:26:45.173: I/dalvikvm(815): #31 pc 003218b4 /system/lib/libwebcore.so
06-27 08:26:45.173: I/dalvikvm(815): at android.webkit.JWebCoreJavaBridge.nativeServiceFuncPtrQueue(Native Method)
06-27 08:26:45.173: I/dalvikvm(815): at android.webkit.JWebCoreJavaBridge.handleMessage(JWebCoreJavaBridge.java:113)
06-27 08:26:45.173: I/dalvikvm(815): at android.os.Handler.dispatchMessage(Handler.java:99)
06-27 08:26:45.173: I/dalvikvm(815): at android.os.Looper.loop(Looper.java:137)
06-27 08:26:45.173: I/dalvikvm(815): at android.webkit.WebViewCore$WebCoreThread.run(WebViewCore.java:812)
06-27 08:26:45.173: I/dalvikvm(815): at java.lang.Thread.run(Thread.java:856)
06-27 08:26:45.183: E/dalvikvm(815): VM aborting
06-27 08:26:45.183: A/libc(815): Fatal signal 11 (SIGSEGV) at 0xdeadd00d (code=1), thread 829 (WebViewCoreThre)
我正在使用android sdk 4.3版。我尝试更改sdk版本和avd版本，对它没有影响。有人可以帮助我吗？