getFilter()' on a null object reference. Recently completed SQLite database "CRUD" operation using BaseAdapter which later required adding search filter on it, so that the data is visible in "listview" by filtering. But...
java.lang.ClassCastException: androidx.appcompat.widget.SearchView cannot be cast to android.widget.SearchView. How to solve this kind of error. Everything is fine but when search filter is added then error comes on searching.
OutOfMemoryError "Failed to allocate a...When you run your project on Android, that time the studio app crashes. And when you see log cat then you get errors like below. OutOfMemoryError "Failed to allocate a 17160972 byte allocation with 9286528 free bytes and 8MB until OOM"
Caused by: android.database.sqlite.SQLiteException: unknown error (code 0): Unable to convert BLOB to string. After adding an image from the gallery camera when clicking on the display button below, an error is happening.
Android studio preview screen showing blank.What is the exact problem, that time while starting a new project on android studio; the design view is showing blank. Then the preview screen is showing blank, mean activity_main.xml design view is missing.
Null object reference error in android studio. In this case, you don't need to worry about this type of error because here given an accurate solution. This is not a compile-time error but when you perform some task inactivity in your device or run your app fine, midway your application crashes. For example, you make two buttons, generally, one is submitted and another is displayed.
Session 'app':Installation did not succeed. The application could not be installed:INSTALL_FAILED_INSUFFICIENT_STORAGE Retry So, in your device hasn’t sufficient internal storage
