Accessing /data/app is possible without root permission; the permissions on that directory are rwxrwx–x. Execute permission on a directory means you can access it, however lack of read permission means you cannot obtain a listing of its contents — so in order to access it you must know the name of the file that you … Read more
Looks like you need to modify your AndroidManifest.xml Change android:testOnly=”true” to android:testOnly=”false” or remove this attribute. If you want to keep the attribute android:testOnly as true you can use pm install command with -t option, but you may need to push the apk to device first. $ adb push bin/hello.apk /tmp/ 5210 KB/s (825660 bytes … Read more
It is a new signing mechanism introduced in Android 7.0, with additional features designed to make the APK signature more secure. It is not mandatory. You should check BOTH of those checkboxes if possible, but if the new V2 signing mechanism gives you problems, you can omit it. So you can just leave V2 unchecked … Read more
Click Build -> Clean Project Then Build -> Make Project Tested on gradle 3.5.0-alpha3, -alpha5 and 3.4.0 (project gradle) classpath ‘com.android.tools.build:gradle:3.5.0-alpha03’
There are two useful tools which will generate Java code (rough but good enough) from an unknown APK file. Download dex2jar tool from dex2jar. Use the tool to convert the APK file to JAR: Windows: $ d2j-dex2jar.bat demo.apk dex2jar demo.apk -> ./demo-dex2jar.jar MacOS / Linux: $ d2j-dex2jar.sh -f demo.apk -o demo.jar Once the JAR file … Read more
It means the new copy of your application (on your development machine) was signed with a different signing key than the old copy of your application (installed on the device/emulator). For example, if this is a device, you might have put the old copy on from a different development machine (e.g., some other developer’s machine). … Read more
Use this command, (go to java < jdk < bin path in cmd prompt) $ jarsigner -verify -verbose -certs my_application.apk If you see “CN=Android Debug”, this means the .apk was signed with the debug key generated by the Android SDK (means it is unsigned), otherwise you will find something for CN. For more details see: … Read more
I would recommend you to build your APK file with Gradle: Click the dropdown menu in the toolbar at the top (Open ‘Edit Run/Debug configurations’ dialog) Select “Edit Configurations” Click the “+” Select “Gradle” Choose your module as a Gradle project In Tasks: enter assemble Press Run Your unsigned APK is now located in ProjectName\app\build\outputs\apk … Read more
This error may be caused by several reasons. Here is the list of requirements for the Google IAB testing. Prerequisites: AndroidManifest must include “com.android.vending.BILLING” permission. APK is built in release mode. APK is signed with the release certificate(s). (Important: with “App Signing by Google Play” it only works if you download directly from GooglePlayStore!) APK … Read more
Yes you can view XML files of an Android APK file. There is a tool for this: android-apktool It is a tool for reverse engineering 3rd party, closed, binary Android apps How to do this on your Windows System: Download apktool-install-windows-* file Download apktool-* file Unpack both to your Windows directory Now copy the APK … Read more