做的android应用 使用ccuserdefault来存储一些用户信息
但是当时能存储进去 并且能查到
但是退出应用再进入时 发现之前存储的信息全部被设为空了
打开时报异常：
05-08 21:29:29.621: W/ApplicationContext(25049): getSharedPreferences
05-08 21:29:29.621: W/ApplicationContext(25049): org.xmlpull.v1.XmlPullParserException: Error parsing document. (position:line -1, column -1) caused by: org.apache.harmony.xml.ExpatParser$ParseException: At line 4, column 26: not well-formed (invalid token)
05-08 21:29:29.621: W/ApplicationContext(25049): at org.apache.harmony.xml.ExpatPullParser$ByteDocument.flush(ExpatPullParser.java:958)
05-08 21:29:29.621: W/ApplicationContext(25049): at org.apache.harmony.xml.ExpatPullParser$Document.pump(ExpatPullParser.java:769)
05-08 21:29:29.621: W/ApplicationContext(25049): at org.apache.harmony.xml.ExpatPullParser$Document.dequeue(ExpatPullParser.java:813)
05-08 21:29:29.621: W/ApplicationContext(25049): at org.apache.harmony.xml.ExpatPullParser.next(ExpatPullParser.java:302)
05-08 21:29:29.621: W/ApplicationContext(25049): at com.android.internal.util.XmlUtils.readValueXml(XmlUtils.java:675)
05-08 21:29:29.621: W/ApplicationContext(25049): at com.android.internal.util.XmlUtils.readMapXml(XmlUtils.java:470)
05-08 21:29:29.621: W/ApplicationContext(25049): at android.app.ContextImpl.getSharedPreferences(ContextImpl.java:373)
05-08 21:29:29.621: W/ApplicationContext(25049): at android.content.ContextWrapper.getSharedPreferences(ContextWrapper.java:146)
05-08 21:29:29.621: W/ApplicationContext(25049): at org.cocos2dx.lib.Cocos2dxHelper.getBoolForKey(Cocos2dxHelper.java:280)
05-08 21:29:29.621: W/ApplicationContext(25049): at org.cocos2dx.lib.Cocos2dxRenderer.nativeRender(Native Method)
05-08 21:29:29.621: W/ApplicationContext(25049): at org.cocos2dx.lib.Cocos2dxRenderer.onDrawFrame(Cocos2dxRenderer.java:94)
05-08 21:29:29.621: W/ApplicationContext(25049): at android.opengl.GLSurfaceView$GLThread.guardedRun(GLSurfaceView.java:1363)
05-08 21:29:29.621: W/ApplicationContext(25049): at android.opengl.GLSurfaceView$GLThread.run(GLSurfaceView.java:1118)
求大神指点迷津啊。