Attempt to invoke virtual method 'void android.widget.GridView.setAdapter (can see the data in gridview on my phone before it appcollapse)
49
What is a NullPointerException, and how do I fix it?
78970
Android: Dynamically asscociating data type with an activity
45995
"ArrayAdapter requires the resource ID to be a TextView" XML problems
44087
ArrayAdapter requires ID to be a TextView error
159018
How to disable GridView scrolling in Android?
108194
Activity has leaked window com.android.internal.policy.impl.PhoneWindow$DecorView@44f72ff0 that was originally added here
69644
I just need to override show() for the Toast class
76258
How to refresh Android listview?
38191
java.lang.RuntimeException: Your content must have a ListView whose id attribute is 'android.R.id.list'
103797
Android:android.view.ViewRoot$CalledFromWrongThreadException - How to solve the problem?
30614
How to finish an activity from an Adapter..?
68170
How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out after 10 seconds errors?
136768
this class is not key value coding-compliant for the key view
57327
BaseAdapter class wont setAdapter inside Asynctask - Android
35590
How to fix NullPointerException in Java?
124773
NullPointerException when calling service in onResume
144423
"No enclosing instance of type" error while calling method from another class in Android