caused by NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(ja - 代码天地

caused by NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(ja

其他 2018-05-29 22:37:25 阅读次数: 0

在写布局的时候出现

caused by NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference

的错误，运行时直接闪退报错检查之后发现是写View的时候把V写成v（View写成view）记录一下。

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转载自blog.csdn.net/ct_ts/article/details/79604483

caused by NullPointerException: Attempt to invoke virtual method 'boolean java.lang.String.equals(ja

java.lang.NullPointerException: Attempt to invoke virtual method ‘boolean java.lang.String.equals(j

Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'boolean java.lang.

报错Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)'

Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null

Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null obje

Binary XML file line #0: Attempt to invoke virtual method 'boolean java.lang.String.equals

布局填充错误Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)'

Binary XML file line #19: Attempt to invoke virtual method 'boolean java.lang.String.equals(java....

Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget错误解

android studio 运行活动闪退Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'vo

调试很久的java.lang.NullPointerException: Attempt to invoke virtual method ...

Attempt to invoke virtual method 'boolean java.lang.String.equals(java.lang.Object)' on a null object reference xxx 的问题分析与解决方案

Android:NullPointerException: Attempt to invoke virtual method

java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String android.content.C

Binary XML file Attempt to invoke virtual method 'boolean java.lang.String.equal

java.lang.NullPointerException: Attempt to invoke interface method 'boolean android.view.inputmethod

java.lang.NullPointerException: Attempt to invoke virtual method 'int java.lang.Integer.intValue()'

java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.TextView.setTe

java.lang.NullPointerException: Attempt to invoke virtual method 'int android.view.View.getImportant

java.lang.NullPointerException: Attempt to invoke virtual method 'int android.content.Intent.getI...

报错：java.lang.NullPointerException: Attempt to invoke virtual method 'void android.widget.ImageView

java.lang.NullPointerException: Attempt to invoke virtual method 'android.view.View android.view.Vie

java.lang.NullPointerException: Attempt to invoke virtual method ‘void android.widget.RadioGroup.set

java.lang.NullPointerException: Attempt to invoke virtual method ‘void android.view.View.setDrawingC

java.lang.NullPointerException: Attempt to invoke virtual method ‘void android.view.View.setScaleX(f

java.lang.NullPointerException: Attempt to invoke virtual method ‘void android.view.View...的解决方法

Attempt to invoke virtual method 'boolean java.util.ArrayList.add(java.lang.

Attempt to invoke virtual method 'void java.lang.reflect.Field.setAccessible(boolean)' on a null obj

NullPointerException Attempt to invoke virtual method 'int android.widget....

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