at android.widget.AbsListView.obtainView(AbsListView.java:2040)
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编写ListView时出现空指针错误,错误如下:
04-28 21:17:52.015: E/AndroidRuntime(21834): java.lang.NullPointerException04-28 21:17:52.015: E/AndroidRuntime(21834): at android.widget.AbsListView.obtainView(AbsListView.java:2275)
原因是在写adapter的getView方法时返回值为 return null;
解决办法:改为 return convertView; 或者 return view;
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- at android.widget.AbsListView.obtainView(AbsListView.java:2040)
- at android.widget.AbsListView.obtainView(AbsListView.java:2040)
- at android.widget.AbsListView.obtainView(AbsListView.java:2040)
- at android.widget.AbsListView.obtainView(AbsListView.java:2040)
- at android.widget.AbsListView.obtainView(AbsListView.java:2427)错误
- at android.widget.AbsListView.obtainView(AbsListView.java:2163)
- at android.widget.AbsListView.obtainView(AbsListView.java:2161)问题
- abinbinyang---t android.widget.AbsListView.obtainView(AbsListView.java:2040)
- NullPointerException at android.widget.AbsListView.obtainView.
- at android.widget.AbsListView$RecycleBin.addScrapView(AbsListView.java:8262)
- at android.widget.AbsListView$RecycleBin.addScrapView(AbsListView.java:)
- at android.widget.AbsListView$RecycleBin.addScrapView(AbsListView.java:)
- at android.widget.AbsListView$RecycleBin.addScrapView(AbsListView.java:)
- at android.widget.AbsListView$RecycleBin.addScrapView(AbsListView.java:)
- AbsListView.obtainView(AbsListView.java:2353)
- NullPointerException at android.widget.AbsListView.obtainView at android.widget.GridView.onMeasure
- NullPointerException at android.widget.AbsListView.obtainView at android.widget.GridView.onMeasure
- NullPointerException at android.widget.AbsListView.obtainView at android.widget.GridView.onMeasure
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