Getting a NullPointerException Error when trying to run my app, I will link code and Logcat error below, help would be greatly appreciated. In my XML class with the DrawerLayout I have the ID for the drawer set to drawer_layout…
I am using this line to read the image in base64 : const base64_image = await FileSystem.readAsStringAsync(image, { encoding: 'base64' }) The image variable is the uri that I have got from the ImagePicker library. This is the code snippet…
When trying to make a popup dialog with paired bluetooth devices in a spinner, my app crashes upon opening. See this code for the xml layout: <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" android:padding="10dp"> <Spinner android:id="@+id/spinner_devices" android:layout_width="match_parent" android:layout_height="wrap_content"/> <Button…
AndroidManifest.xml showing me 10 errors in the code below. I am unable to understand why it is showing these errors and how can I resolve this. Help me out from these errors. <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.example.buis_talk"> <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/> <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/> <uses-permission…
i make program for record audio for android but i find MediaRecorder() Deprecated kotlin code package noteapp.notesnotesnotescairo.mynoteapp import android.Manifest import android.annotation.SuppressLint import android.app.Activity import android.content.Context import android.content.pm.PackageManager import android.icu.text.SimpleDateFormat import android.media.MediaRecorder import android.os.Build import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.os.Looper import…
I tried to publish my app in production but I'm facing this issue You uploaded an APK or Android App Bundle which has an activity, activity alias, service or broadcast receiver with intent filter, but without 'android:exported' property set. This…
In every new message that comes to my account, the application restarts itself. Then it gives this error.I tried to find the solution but failed.I write the error code on the bottom line. E/AndroidRuntime: FATAL EXCEPTION: main Process: com.edusoft.teacher.myeducare, PID:…
im new to flutter and i got a problem on my app, firstly i was creating a button on my "ReminderPage" to navigate to a different page "AddReminder". it works before, so i try to add BottomNavigator in my "MainPage",…
I have a single activity app that uses navigation graph and a navigation drawer to go to some of the fragments. Pressing back from each of the fragments usually brings me back to the main fragment, UNLESS I turn the…
I am very new to flutter. I have to make an app that send the device location every 10 seconds, even if app is minimised and gets killed by the user. After that data i have to make a socket…