boolean java.lang.String.equals(java.lang.Object)‘ on a null object reference - 代码天地

boolean java.lang.String.equals(java.lang.Object)‘ on a null object reference

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转载自blog.csdn.net/Myfittinglife/article/details/113607412

boolean java.lang.String.equals(java.lang.Object)‘ on a null object reference

'boolean java.lang.String.equals(java.lang.Object)' on a null object reference异常处理

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

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

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

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

fragment报错之'boolean java.lang.String.equals(java.lang.Object)'

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

java.lang.NullPointerException:on a null object reference

Attempt to invoke interface method 'boolean java.util.List.add(java.lang.Object)' on a null

安卓开发——报错：Attempt to invoke interface method 'boolean java.util.List.add(java.lang.Object)' on a null

getSystemService(java.lang.String)' on a null object reference Listview Adapter getActivity null

'boolean android.view.View.canScrollVertically(int)' on a null object reference解决

java.lang.String android.content.Context.getString(int)' on a null object reference

Attempt to invoke virtual method ‘char[] java.lang.String.toCharArray()‘ on a null object reference

Reference.get()' on a null object reference 报错

java.lang.Class[] java.lang.reflect.Constructor.getParameterTypes()' on a null object reference

Attempt to invoke virtual method 'void com.loopj.android.image.SmartImageView.setImageUrl(java.lang.String, java.lang.Integer, java.lang.Integer)' on a null object reference

void android.widget.TextView.setText(java.lang.CharSequence)' on a null object reference 解决办法

Cursor android.content.ContentResolver.query() on a null object reference和Caused by: java.lang.Secur

java.lang.NullPointerException:RelativeLayout.setAlpha(float)' on a null object reference

关于on a null object reference错误的总结

获取接口的Integer类型数据为null，报int java.lang.Integer.intValue()‘ on a null object reference

java.lang.Object

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

WebView 'int android.graphics.Bitmap.getWidth()' on a null object reference

FileProvider 调用系统相机拍照出现on a null object reference的问题

Android 报错：Attempt to invoke virtual method...on a null object reference

Attempt to invoke interface method ‘xxxxxxxxxx’ on a null object reference

Android开发报错“‘Scroller.computeScrollOffset()‘ on a null object reference”

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