Gradle Sync Failed Please Fix Your Project and Try Again

Programmers using the IDE Android Studio experience the error message "Gradle Project Sync Failed" when they are compiling their code or running it on their Android device (either existent or emulated). Gradle Sync is a Gradle task who'south main role is to check all the dependencies in your build.gradle files which are associated with your Android studio project and then download that specified version (if not downloaded already).

Gradle Projection Sync Failed

There are many variations in which this mistake message might occur. Y'all might exist facing something as uncomplicated every bit an net connection to complex issues where your gradle compilation isn't working. In this article, we will go through all the causes as to why this issue occurs and then move on to the solutions.

What causes the error message "Gradle Project Sync Failed" in Android Studio?

Similar mentioned before, there are several reasons equally to why your Gradle project might fail to compile or sync. Here are some of the causes (each one of them might not be applicable to you):

• Bad internet connection: Since Gradle downloads all the missing versions which are required to run your project, information technology might fail if you don't have a valid internet connection.
• Bug in Gradle compiler: There might be cases where your Gradle compiler is not working properly. Hither we can manually effort to load Gradle and see if this does the play a joke on for you lot.
• Bad cache in Android Studio: Android Studio makes use of cache in your computer in order to work properly. In some cases, it might get corrupt and crusade problems in several modules (including Gradle).
• Missing files: There might also be missing files which are required to run Gradle. Installing them solves the issue instantly.
• Proxy servers: Even though proxy servers are becoming increasingly popular, nosotros saw some cases where Gradle wasn't syncing on them properly. Disabling the proxy server resolves the event.
  

Before we start with the solutions, make sure that y'all accept a backup of your current project. Save the file and make a copy elsewhere likewise just in case. As well, brand certain that you are logged in as an administrator on your computer.

Solution 1: Checking Internet Connection

Gradle requires that you have a working internet connection on your computer. As its primary job is to download all the required versions from the net which are missing on your computer, information technology is mandatory to have a proper internet connexion. You likewise check the connection by trying to connect other devices to the same network. Once you are admittedly sure that this isn't the problem, you can move to other solutions.

Solution 2: Disabling Proxy Server

Proxy servers are getting common day by day where they are used in organizations and other institutes to heave the electric current bandwidth and provide ameliorate net access to all the users. However, proxy servers have their limitations. One of them include bug where syncing modules don't work as required. This includes Gradle as well. Hither is the method to make sure that you are not using a proxy server.

1. Press Windows + R, type "inetcpl. cpl" in the dialogue box and press Enter.
2. Now Internet Properties will exist opened. Click on the tab Connections and then LAN settings.

Disabling Proxy Server

3. At present if you are using a proxy server, the field will be checked with the details within. Uncheck any proxy servers if enabled. Now restart the Android Studio and cheque if the issue is resolved.

Solution 3: Installing Missing Components

Before we indulge in more technical methods, you lot should cheque if you have some modules missing which are necessary for syncing Gradle. Gradle isn't standalone itself and it requires other services besides to perform properly.

Install missing platform(s) and sync project – Android Studio

Now whenever you endeavor to sync Gradle and the fault message appears, check if there is any hyperlink underneath the issue with the heading Install missing platform(s) and sync projection. After clicking the link, Android Studio will commencement the download procedure and install everything which is missing. Try syncing your projection now and come across if this solves the effect.

Solution 4: Utilizing Local Gradle Distribution

Whenever you build your projection and Gradle gets activated, information technology connects to an online distribution which is latest and downloads all the required modules or versions from there. We came across several cases where the online distribution was non working as expected and failed the Gradle sync. Another workaround to this upshot is to download the Gradle distribution manually and brand use of that. Follow the steps below:

1. Download the latest version of Gradle from the official Gradle Release Website.
2. Later downloading, excerpt all the files to an accessible folder.
3. Now launch Android Studio and go to File > Settings > Build, Execution, Deployment > Gradle.
4. Now select the choice of Local Gradle Distribution. Also, when in the Gradle home, bespeak to the path where you simply extracted the files.

Using Local Gradle Distribution – Android Studio

Note: If you lot are using offline work in the Global Gradle Settings, uncheck that selection.

5. Now endeavour building your projection and check if Gradle syncs properly. Y'all would have to repeat these steps every time you lot create a new project.

Solution five: Enabling GPU Debugger

The GPU Debugger enables y'all to debug and analyze OpenGL ES applications. It has several functionalities where it lets yous audit the GPU land and also understand what caused a rendering result. In some Gradle build instances, there is some bug in the system where this is non enabled. In this solution, we will forcefulness the modules to refresh and install this component.

1. Click on Tools and then select Android > SDK Manager.
2. Now click on the tab of SDK Tools and and so uncheck the option of Android SDK Build-Tools. Subsequently waiting for effectually v seconds, enable the option again.
3. Now, wait a little while until the list is refreshed and items are populated.

Android SDK Build Tools

4. In one case new items are populated, look at the listing and check the option of GPU Debugging Tools. Press OK when you are done.

Now, these tools will be downloaded into your Android Studio awarding and you will be able to sync the Gradle properly without any issues.

Solution six: Refreshing the Cache

Every application including Microsoft Windows has cache's everywhere to help the application in running smoothly without any issues. They serve as temporary storage where the application stores preferences or temporary data to pick upward after on. We adamant that this cache, if corrupt, will halt the gradle build procedure. In this solution, we volition refresh the entire enshroud and after deleting the existing Gradle files, restart Android Studio and see if this fixes the upshot.

1. Navigate to File and click Invalidate cache/Restart.

   

   Invalidate enshroud/Restart

2. Now after the process is washed, close Android Studio down completely.
3. Navigate to the .gradle binder in your Android Studio installation directory. Now you lot tin can either cut/paste it to another location or simply rename it.
   Now when Android studio tries to admission the Gradle files, it volition see that there are none present and information technology will attempt at downloading the entire affair again.
4. Restart your Android Studio and try Gradle sync again. Now check if the issue is resolved.

Kevin is a dynamic and self-motivated data technology professional, with a Thorough noesis of all facets pertaining to network infrastructure design, implementation and administration. Superior tape of delivering simultaneous large-scale mission disquisitional projects on fourth dimension and under upkeep.

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