Flutter: "वेधशाला बंदरगाह उपलब्ध होने की प्रतीक्षा कर रहा है ..." पर अटक गया

मैंने आज ही अपग्रेड किया है। मुझे पहले एक जैसे माहौल और फोन को लेकर कोई दिक्कत नहीं हुई।

प्रजनन के चरण

flutter run -v

लॉग्स

[   +1 ms] /home/dyu/.android-sdk/platform-tools/adb -s 88HFBMM26BGK shell am start -a android.intent.action.RUN -f 0x20000000 --ez enable-background-compilation true --ez enable-dart-profiling true --ez enable-checked-mode true com.dyuproject.todo/com.dyuproject.todo.MainActivity
[ +581 ms
] Exit code 0 from: /home/dyu/.android-sdk/platform-tools/adb -s 88HFBMM26BGK shell am start -a android.intent.action.RUN -f 0x20000000 --ez enable-background-compilation true --ez enable-dart-profiling true --ez enable-checked-mode true com.dyuproject.todo/com.dyuproject.todo.MainActivity
[        ] Starting: Intent { act=android.intent.action.RUN flg=0x20000000 cmp=com.dyuproject.todo/.MainActivity (has extras) }
[        ] Waiting for observatory port to be available...
[+60009 ms
] Error waiting for a debug connection: Exception: Timeout while attempting to retrieve Uri for Observatory

[   +5 ms] Error launching application on m2.

[   +2 ms] 'flutter run' took 68617ms.

#0      throwToolExit (package:flutter_tools/src/base/common.dart:29)
#1      RunCommand.runCommand (package:flutter_tools/src/commands/run.dart:286)
<asynchronous suspension>
#2      FlutterCommand.verifyThenRunCommand (package:flutter_tools/src/runner/flutter_command.dart:151)
<asynchronous suspension>
#3      RunCommand.verifyThenRunCommand (package:flutter_tools/src/commands/run.dart:196)
<asynchronous suspension>
#4      FlutterCommand.run (package:flutter_tools/src/runner/flutter_command.dart:121)
#5      CommandRunner.runCommand (package:args/command_runner.dart:194)
<asynchronous suspension>
#6      FlutterCommandRunner.runCommand (package:flutter_tools/src/runner/flutter_command_runner.dart:261)
<asynchronous suspension>
#7      CommandRunner.run.<anonymous closure> (package:args/command_runner.dart:109)
#8      Future.Future.sync (dart:async/future.dart:208)
#9      CommandRunner.run (package:args/command_runner.dart:109)
#10     FlutterCommandRunner.run (package:flutter_tools/src/runner/flutter_command_runner.dart:157)
#11     run.<anonymous closure> (package:flutter_tools/executable.dart:140)
<asynchronous suspension>
#12     AppContext._run (package:flutter_tools/src/base/context.dart:76)
<asynchronous suspension>
#13     AppContext.runInZone.<anonymous closure> (package:flutter_tools/src/base/context.dart:66)
#14     _rootRun (dart:async/zone.dart:1120)
#15     _CustomZone.run (dart:async/zone.dart:1001)
#16     runZoned (dart:async/zone.dart:1465)
#17     AppContext.runInZone (package:flutter_tools/src/base/context.dart:65)
#18     run (package:flutter_tools/executable.dart:113)
<asynchronous suspension>
#19     main (package:flutter_tools/executable.dart:66)
<asynchronous suspension>
#20     main (file:///data/dyu/dev/github-flutter/flutter/packages/flutter_tools/bin/flutter_tools.dart:8)
#21     _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:263)
#22     _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:151)


[ +259 ms
] ensureAnalyticsSent: 251ms
[   +2 ms] exiting with code 2

स्पंदन चिकित्सक

[✓] Flutter (on Linux, channel master)
    • Flutter at /data/dyu/dev/github-flutter/flutter
    • Framework revision 4245bce545 (2 hours ago), 
    • Engine revision 878f0ff09d
    • Tools Dart version 1.23.0-dev.10.0

[✓] Host Executable Compatibility
    • Downloaded executables execute on host

[✓] Android toolchain - develop for Android devices (Android SDK 25.0.2)
    • Android SDK at /home/dyu/.android-sdk
    • Platform android-25, build-tools 25.0.2
    • ANDROID_HOME = /home/dyu/.android-sdk
    • Java binary at: /usr/lib/jvm/java-8-oracle/bin/java
    • Java version: Java(TM) SE Runtime Environment (build 1.8.0_121-b13)

[✗] Android Studio (not installed)
    • Android Studio not found. Download from https://developer.android.com/studio/index.html
      (or visit https://flutter.io/setup/#android-setup for detailed instructions).

[-] IntelliJ IDEA Community Edition (version 13)
    • Dart plugin not installed; this adds Dart specific functionality.
    • Flutter plugin not installed; this adds Flutter specific functionality.
    • For information about managing plugins, see
      https://www.jetbrains.com/help/idea/managing-plugins.html

[✓] IntelliJ IDEA Community Edition (version 2017.1)
    • Dart plugin version 171.4006
    • Flutter plugin version 0.1.10

[✓] IntelliJ IDEA Community Edition (version 2016.3)
    • Dart plugin version 163.13137
    • Flutter plugin version 12.1

[✓] Connected devices
    • m2 • 88HFBMM26BGK • android-arm • Android 5.1 (API 22)