Flutter is not running in emulator

[Abinavan Nagendran]

Hello.I'm using windows 10 and platform as vs code. In that i have an error while running my flutter program. My devices is connected but code is not running in the emulator. It is showing a error while runing in command prompt like below:

C:\Users\dell\Desktop\flutterexercise\hello>flutter devices

1 connected device:

Android SDK built for x86 • emulator-5554 • android-x86 • Android 8.0.0 (API 26) (emulator)

C:\Users\dell\Desktop\flutterexercise\hello>flutter run -v -d emulator-5554

[  +85 ms] executing: [C:\Users\dell\Android\flutter\] git log -n 1 --pretty=format:%H

[ +228 ms] Exit code 0 from: git log -n 1 --pretty=format:%H

[  +21 ms] 7a4c33425ddd78c54aba07d86f3f9a4a0051769b

[   +3 ms] executing: [C:\Users\dell\Android\flutter\] git describe --match v*.*.* --first-parent --long --tags

[ +288 ms] Exit code 0 from: git describe --match v*.*.* --first-parent --long --tags

[   +5 ms] v1.5.4-hotfix.2-0-g7a4c33425

[  +40 ms] executing: [C:\Users\dell\Android\flutter\] git rev-parse --abbrev-ref --symbolic @{u}

[ +113 ms] Exit code 0 from: git rev-parse --abbrev-ref --symbolic @{u}

[   +1 ms] origin/stable

[   +1 ms] executing: [C:\Users\dell\Android\flutter\] git ls-remote --get-url origin

[  +91 ms] Exit code 0 from: git ls-remote --get-url origin

[   +1 ms] https://github.com/flutter/flutter.git

[ +202 ms] executing: [C:\Users\dell\Android\flutter\] git rev-parse --abbrev-ref HEAD

[ +145 ms] Exit code 0 from: git rev-parse --abbrev-ref HEAD

[   +1 ms] stable

[ +465 ms] executing: C:\Users\dell\AppData\Local\Android\android-sdk\platform-tools\adb.exe devices -l

[ +189 ms] Exit code 0 from: C:\Users\dell\AppData\Local\Android\android-sdk\platform-tools\adb.exe devices -l

[   +4 ms] List of devices attached

           emulator-5554          device product:sdk_gphone_x86 model:Android_SDK_built_for_x86 device:generic_x86

           transport_id:4

[  +71 ms] C:\Users\dell\AppData\Local\Android\android-sdk\platform-tools\adb.exe -s emulator-5554 shell getprop

[ +292 ms] Artifact Instance of 'FlutterWebSdk' is not required, skipping update.

[  +10 ms] Artifact Instance of 'WindowsEngineArtifacts' is not required, skipping update.

[   +4 ms] Artifact Instance of 'MacOSEngineArtifacts' is not required, skipping update.

[   +4 ms] Artifact Instance of 'LinuxEngineArtifacts' is not required, skipping update.

[   +6 ms] Artifact Instance of 'FuchsiaCacheArtifacts' is not required, skipping update.

[+1045 ms] ro.hardware = ranchu

[ +371 ms] Using hardware rendering with device Android SDK built for x86. If you get graphics artifacts, consider

enabling

                    software rendering with "--enable-software-rendering".

[  +72 ms] Launching lib/main.dart on Android SDK built for x86 in debug mode...

[ +315 ms] Initializing gradle...

[  +11 ms] Using gradle from C:\Users\dell\Desktop\flutterexercise\hello\android\gradlew.bat.

[+3378 ms] executing: C:\Users\dell\Desktop\flutterexercise\hello\android\gradlew.bat -v

[+9940 ms] Downloading https://services.gradle.org/distributions/gradle-4.10.2-all.zip

                    Exception in thread "main" java.net.UnknownHostException: services.gradle.org

                        at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)

                        at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172)

                        at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)

                        at java.net.Socket.connect(Socket.java:589)

                        at sun.security.ssl.SSLSocketImpl.connect(SSLSocketImpl.java:673)

                        at sun.security.ssl.BaseSSLSocketImpl.connect(BaseSSLSocketImpl.java:173)

                        at sun.net.NetworkClient.doConnect(NetworkClient.java:180)

                        at sun.net.www.http.HttpClient.openServer(HttpClient.java:432)

                        at sun.net.www.http.HttpClient.openServer(HttpClient.java:527)

                        at sun.net.www.protocol.https.HttpsClient.<init>(HttpsClient.java:264)

                        at sun.net.www.protocol.https.HttpsClient.New(HttpsClient.java:367)

                        at

                        sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.getNewHttpClient(AbstractDelegateHttp

                        sURLConnection.java:191)

                        at sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1138)

                        at sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1032)

                        at

                        sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConne

                        ction.java:177)

                        at sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1546)

                        at sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1474)

                        at

                        sun.net.www.protocol.https.HttpsURLConnectionImpl.getInputStream(HttpsURLConnectionImpl.java:254)

                        at org.gradle.wrapper.Download.downloadInternal(Download.java:58)

                        at org.gradle.wrapper.Download.download(Download.java:44)

                        at org.gradle.wrapper.Install$1.call(Install.java:61)

                        at org.gradle.wrapper.Install$1.call(Install.java:48)

                        at org.gradle.wrapper.ExclusiveFileAccessManager.access(ExclusiveFileAccessManager.java:65)

                        at org.gradle.wrapper.Install.createDist(Install.java:48)

                        at org.gradle.wrapper.WrapperExecutor.execute(WrapperExecutor.java:128)

                        at org.gradle.wrapper.GradleWrapperMain.main(GradleWrapperMain.java:61)

[ +119 ms] "flutter run" took 16,422ms.

[   +1 ms] "flutter run" took 16,422ms.

Oops; flutter has exited unexpectedly.

Sending crash report to Google.

Failed to send crash report due to a network error: SocketException: Failed host lookup: 'clients2.google.com' (OS

Error: No such host is known.

, errno = 11001)

Crash report written to C:\Users\dell\Desktop\flutterexercise\hello\flutter_02.log;

please let us know at https://github.com/flutter/flutter/issues.

[Ramón Estay]

Can you enter to services.gradle.org and https://services.gradle.org/distributions/gradle-4.10.2-all.zip ?? 

"Exception in thread "main" java.net.UnknownHostException: services.gradle.org"

Is a Network Problem.