Android:Attempt to invoke virtual method 'int android.view.View
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今天学习Android GridView，作图文排列，运行时遇到一个问题：
java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View
经多方排查，找到原因：自定义适配器Adapter的getView方法返回值写错了：（PS：当时我写的是view，而不是v。。。）
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- Android:Attempt to invoke virtual method 'int android.view.View
- Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()'
- Android程序报错：java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.
- Android程序报错：java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View
- [已解决] Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()' on a n
- java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getImporta..
- Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()'解决方案
- Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()' on a null ob
- [已解决]Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()'
- 关于报错：Attempt to invoke virtual method 'int Android.view.View.getImportantForAccessibility()'
- 出现错误：Attempt to invoke virtual method 'int android.view.View.getImportantForAcce
- error: java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getIm
- java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getImportant
- [已解决]Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()'
- Attempt to invoke virtual method 'int android.view.View.getImportantForAccessibility()解决fang'f
- java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getImportant
- NullPointerException: Attempt to invoke virtual method 'android.view.ViewGroup$LayoutParam
- ava.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.ViewGroup.getPaddi
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