Apk installs but won't start only on Android 4 - android

My application works fine on Android 4, 5 and 6, when I plug devices to computer. But when I get .apk file from app/build/outputs/apk directory and install it directly, application crashes on Android 4 on start. Only on Android 4. Why? And how to fix it?
Here is my manifest file:
<manifest package="ru.pussy_penetrator.chgk"
xmlns:android="http://schemas.android.com/apk/res/android">
<application
android:allowBackup="true"
android:icon="#mipmap/ic_launcher"
android:label="#string/app_name"
android:supportsRtl="true"
android:theme="#style/AppTheme">
<activity
android:name=".MainActivity"
android:label="#string/app_name"
android:theme="#style/AppTheme">
<intent-filter>
<action android:name="android.intent.action.MAIN"/>
<category android:name="android.intent.category.LAUNCHER"/>
</intent-filter>
</activity>
<activity
android:name=".QuestionGridActivity"/>
<activity
android:name=".QuestionPagerActivity"/>
</application>

Disable the Instant Run and Build the APK. Instant Run uses the device cache to hot swap the changes you make in the project. Also it optimizes the code to run on the platform that your testing device has.
You can also generate Signed apk for distributing across all the supported Android versions

Related

Android Studio - Compiling option

I developed an android app with android studio selectiong the lowest androis os version. i tested the app on my samsung s4 and it works correctly, now i tested the same apk file on another device (LG g2) and when i open the app it close immediately. my app is very simple and i don't think to have used high version library, so i wanted to know if it was possible to compile my application for that specific device (LG g2) so that my app works on that phone (android 4.4.2). if not possible does someone know why that error?
this is manifest code
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.tommaso.progetto">
<application
android:allowBackup="true"
android:icon="#mipmap/ic_launcher"
android:label="#string/app_name"
android:supportsRtl="true"
android:theme="#style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>

Android app is not showing installed on emulator and my device

I have tried converted my android app from eclipse to android studio project and app is working on testing on emulator and my real device but I couldn't find it when trying to exit the app .. After publishing to the store I got the same issue + app is never open .. after installing I just got uninstall only on google play store .. please help :)
this is app url to the store : https://play.google.com/store/apps/details?id=com.linkedtalents.app&hl=en
Here is my manifest.xml
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.linkedtalents.app"
android:versionCode="10"
android:versionName="1.1" >
<uses-sdk
android:minSdkVersion="14"
android:targetSdkVersion="17" />
<application
android:allowBackup="true"
android:icon="#drawable/launch123"
android:label="#string/app_name"
android:largeHeap="true" >
<activity
android:name="com.linkedtalents.app.Splash"
android:theme="#style/AppBaseTheme"
android:screenOrientation="portrait"
android:configChanges="locale"
>
it seems that you are missing the intent filter. at least you didnt post it. can you have a look that you have the MAIN LAUNCHER like here? you need exactly one activity that matches this, if you want to be started from a homescreen.
<activity
android:name="..."
android:label="#string/app_name"
android:theme="#style/AppTheme">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>

app install on device/emulator but not starts automatically

I have installed a new setup of adb-bundle. When I run the project apk installed on device/emulator but not opens automatically. This problem is not related to coding I this it is related to eclipse setup because it happens with all projects. Please Help. Facing issue with debugging due to this problem.
Manifest.xml:
<application
android:allowBackup="true"
android:icon="#drawable/ic_launcher"
android:label="#string/app_name"
android:theme="#style/AppTheme" >
<activity
android:name="com.example.demo.MainActivity"
android:label="#string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
Thanks
It seems like you have a problem with the adb. Open task manager and kill the adb process and restart everything and try again. If you have made some changes to the installed adb try to install it again properly.
Check the below links also,
https://lesleyharrison.wordpress.com/2011/01/15/solution-for-android-emulator-starts-but-app-doesnt-run/
Android application doesn't start from Eclipse

app neither installing not running on emulator

I have created My First Android Hello World on Android Studio . but when I run it on emulator , it is not running neither installing it on Emulator .. Every time is only shows session '' Error only in log .. i have done restart several times . no use ,
this is my emulator Setting
My Manifest
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.example.administrator.facebooklogin" >
<application
android:allowBackup="true"
android:icon="#mipmap/ic_launcher"
android:label="#string/app_name"
android:theme="#style/AppTheme" >
<activity
android:name=".MainActivity"
android:label="#string/app_name" >
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>
I have changed the device and skins as well , but no use i have not found proper solution for session '' error .
Since you have just started, Explore Genymotion, a faster and better alternative to Android virtual devices for Android Development.

My apps will not install on device when downloaded from the Android Market

I am unable to install my app onto a device even when it is downloaded from the Android Market. How can this be possible? If it were signed incorrectly wouldn't the market not accept it? I have tried to install it by isolating various activities but none seem to work even when I reduce it to a simple hello world application. The app has a tab view, two being webviews [one includes a reload button] and one tab that allows a user to send an email to a submission page. Does anyone have any ideas as to what I am missing?
Thank you all very much in advance.
EDIT:
It's being downloaded on the LG Ally running 2.2.2 and my app runs fine on an 2.2 emulator. It is compiled with a min level of 4. Here is my AndroidManifest file
<?xml version="1.0" encoding="utf-8"?>
<application android:icon="#drawable/icon" android:label="#string/app_name" android:debuggable="false">
<activity android:name=".BrotipsTabs"
android:label="Brotips">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name=".TabWidget"
android:label="#string/app_name"
android:theme="#android:style/Theme.NoTitleBar">
</activity>
<activity android:name=".Random"
android:label="#string/app_name"
android:theme="#android:style/Theme.NoTitleBar">
</activity>
<activity android:name=".Sub"
android:label="#string/app_name"
android:theme="#android:style/Theme.NoTitleBar">
</activity>
<activity android:name=".BrotipsTabs" android:label="#string/app_name"
android:theme="#android:style/Theme.NoTitleBar">
</activity>
<meta-data android:name="com.mobclix.APPLICATION_ID" android:value="<Key>"/>
<activity android:name="com.mobclix.android.sdk.MobclixBrowserActivity" android:theme="#android:style/Theme.Translucent.NoTitleBar"/>
</application>
<uses-permission android:name="android.permission.INTERNET" /> <uses-permission android:name="android.permission.READ_PHONE_STATE" /> <uses-permission
android:name="android.permission.ACCESS_NETWORK_STATE" />
</manifest>
By not working I mean it refuses to install and claims it never did while an icon remains on the phone.
Do you have any previous versions of your app installed on your phone? If you have an apk that is signed with the debug signature (which eclipse uses when you push run) and try to install it from the market which is signed with an actual signature then it will fail due to the two signatures being different. The message that it shows you is different on different devices I've found. If you have any previous versions of your app installed you should uninstall them and try to install from the market again. You should be good to go.

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