C:\Users\casp>flutter –version
Flutter 1.12.13+hotfix.9 ÔÇó channel stable ÔÇó
https://github.com/flutter/flutter.git
Framework ÔÇó revision f139b11009 (2 weeks ago) ÔÇó 2020-03-30 13:57:30 -0700
Engine ÔÇó revision af51afceb8
Tools ÔÇó Dart 2.7.2
bu çalıştı.fakat flutter doctor -v çalışmıyor boş boş bekliyor.yukarıda belirtilen ayarları daha önce yaptım.komut tanımadığında ayarlamıştım.

    şimdi birkaç ayarla flutter doctor çalıştı.ancak no device devam.
    mesaj söyle

    C:\src\flutter\bin>flutter doctor -v
    [√] Flutter (Channel stable, v1.12.13+hotfix.9, on Microsoft Windows [Version 6.3.9600],
    locale tr-TR)
    • Flutter version 1.12.13+hotfix.9 at C:\src\flutter
    • Framework revision f139b11009 (2 weeks ago), 2020-03-30 13:57:30 -0700
    • Engine revision af51afceb8
    • Dart version 2.7.2

    [!] Android toolchain - develop for Android devices (Android SDK version 30.0.0-rc2)
    • Android SDK at C:\Users\casp\AppData\Local\Android\sdk
    • Android NDK location not configured (optional; useful for native profiling support)
    • Platform android-28, build-tools 30.0.0-rc2
    • Java binary at: C:\Program Files\Android\Android Studio\jre\bin\java
    • Java version OpenJDK Runtime Environment (build 1.8.0_212-release-1586-b04)
    X Android license status unknown.
    Try re-installing or updating your Android SDK Manager.
    See https://developer.android.com/studio/#downloads or visit
    https://flutter.dev/setup/#android-setup for detailed instructions.

    [√] Android Studio (version 3.6)
    • Android Studio at C:\Program Files\Android\Android Studio
    • Flutter plugin version 45.1.1
    • Dart plugin version 192.7761
    • Java version OpenJDK Runtime Environment (build 1.8.0_212-release-1586-b04)

    [!] Connected device
    ! No devices available

    ! Doctor found issues in 2 categories.

    [!] Android toolchain - develop for Android devices (Android SDK version 29.0.3)
    X Android SDK file not found: adb.
    nasıl düzeltebiliriz.bu sefer de bu çıktı

    olmadı. halen başlayamadık kod yazmaya
    C:\Users\casp\flutter\app1>flutter doctor -v
    [√] Flutter (Channel stable, v1.12.13+hotfix.9, on Microsoft Windows [Version 6.3.9600], locale tr-TR)
    • Flutter version 1.12.13+hotfix.9 at C:\src\flutter
    • Framework revision f139b11009 (2 weeks ago), 2020-03-30 13:57:30 -0700
    • Engine revision af51afceb8
    • Dart version 2.7.2

    [!] Android toolchain - develop for Android devices (Android SDK version 29.0.3)
    • Android SDK at C:\Users\casp\AppData\Local\Android\sdk
    • Android NDK location not configured (optional; useful for native profiling support)
    • Platform android-R, build-tools 29.0.3
    X Android SDK file not found: adb.
    • Try re-installing or updating your Android SDK,
    visit https://flutter.dev/setup/#android-setup for detailed instructions.

    [√] Android Studio (version 3.6)
    • Android Studio at C:\Program Files\Android\Android Studio
    • Flutter plugin version 45.1.1
    • Dart plugin version 192.7761
    • Java version OpenJDK Runtime Environment (build 1.8.0_212-release-1586-b04)

    [!] Connected device
    ! No devices available

    ! Doctor found issues in 2 categories.

    tools/sdk manager/sdk platform sekmesindeki
    android 9,android 10 u kaldırıp tekrar yükledim reset yaptım.ama hata gitmedi.

    start tuşuna bastığımda no connected devices found mesajı gelmekte.

    4 days later

    Flutter Android Studionun emulatoru hata verdi çalışmadı , en az on kere yükledim android studio sdk java home vesaire tüm ayarları da yapmıştım..

    a month later

    [√] Flutter (Channel stable, v1.12.13+hotfix.9, on Microsoft Windows [Version
    10.0.18363.836], locale tr-TR)

    [√] Android toolchain - develop for Android devices (Android SDK version 29.0.3)
    [√] Android Studio (version 3.6)
    [!] Connected device
    ! No devices available

    ! Doctor found issues in 1 category.

    C:\src>flutter doctor -v
    [√] Flutter (Channel stable, v1.12.13+hotfix.9, on Microsoft Windows [Version
    10.0.18363.836], locale tr-TR)
    • Flutter version 1.12.13+hotfix.9 at c:\src\flutter
    • Framework revision f139b11009 (8 weeks ago), 2020-03-30 13:57:30 -0700
    • Engine revision af51afceb8
    • Dart version 2.7.2

    [√] Android toolchain - develop for Android devices (Android SDK version 29.0.3)
    • Android SDK at C:\sdk
    • Android NDK location not configured (optional; useful for native profiling support)
    • Platform android-29, build-tools 29.0.3
    • ANDROID_HOME = C:\sdk
    • Java binary at: C:\Program Files\Android\Android Studio\jre\bin\java
    • Java version OpenJDK Runtime Environment (build 1.8.0_212-release-1586-b04)
    • All Android licenses accepted.

    [√] Android Studio (version 3.6)
    • Android Studio at C:\Program Files\Android\Android Studio
    • Flutter plugin version 45.1.1
    • Dart plugin version 192.8052
    • Java version OpenJDK Runtime Environment (build 1.8.0_212-release-1586-b04)

    [!] Connected device
    ! No devices available

    ! Doctor found issues in 1 category.
    hatası alıyorum.Yardımcı olurmusunuz.

    7 months later

    "No connected devices found; please connect a device, or see flutter.dev/setup for getting started instructions’’ Hatası için ne yapmam gerektiği doğrultusunda bilgilendirme yapabilir misiniz?

    Tugba flutter doctor -v yazıp terminal ekranını kopyalayarak buraya atar mısınız

      C:\orneklerFlutter\flutter_app>flutter doctor -v
      Error: Unable to find git in your PATH.

        Resolving dependencies…

        • args 1.6.0
        • async 2.4.2 (2.5.0-nullsafety.3 available)
        • browser_launcher 0.1.8
        • charcode 1.1.3 (1.2.0-nullsafety.3 available)
        • collection 1.14.13 (1.15.0-nullsafety.5 available)
        • convert 2.1.1 (3.0.0-nullsafety.0 available)
        • crypto 2.1.5
        • devtools 0.9.3+4 (0.9.5+1 available)
        • devtools_server 0.9.3+4 (0.9.5+1 available)
        • devtools_shared 0.9.3+4 (0.9.5+1 available)
        • http 0.12.2
        • http_multi_server 2.2.0
        • http_parser 3.1.4 (4.0.0-nullsafety available)
        • intl 0.16.1 (0.17.0-nullsafety.2 available)
        • logging 0.11.4 (1.0.0-nullsafety.0 available)
        • meta 1.2.4 (1.3.0-nullsafety.6 available)
        • mime 0.9.7 (1.0.0-nullsafety.0 available)
        • path 1.7.0 (1.8.0-nullsafety.3 available)
        • pedantic 1.9.2 (1.10.0-nullsafety.3 available)
        • shelf 0.7.9
        • shelf_proxy 0.1.0+7
        • shelf_static 0.2.9+1
        • source_span 1.7.0 (1.8.0-nullsafety.4 available)
        • sse 3.6.0
        • stack_trace 1.9.6 (1.10.0-nullsafety.6 available)
        • stream_channel 2.0.0 (2.1.0-nullsafety.3 available)
        • string_scanner 1.0.5 (1.1.0-nullsafety.3 available)
        • term_glyph 1.1.0 (1.2.0-nullsafety.3 available)
        • typed_data 1.2.0 (1.3.0-nullsafety.5 available)
        • usage 3.4.2 (4.0.0-nullsafety available)
        • uuid 2.2.2
        • vm_service 5.5.0
        • webkit_inspection_protocol 0.7.4
          Downloading http 0.12.2…
          Downloading pedantic 1.9.2…
          Downloading meta 1.2.4…
          Downloading http_parser 3.1.4…
          Downloading charcode 1.1.3…
          Downloading typed_data 1.2.0…
          Downloading source_span 1.7.0…
          Downloading collection 1.14.13…
          Downloading path 1.7.0…
          Downloading devtools 0.9.3+4…
          Downloading devtools_shared 0.9.3+4…
          Downloading devtools_server 0.9.3+4…
          Downloading http_multi_server 2.2.0…
          Downloading intl 0.16.1…
          Downloading usage 3.4.2…
          Downloading shelf_static 0.2.9+1…
          Downloading browser_launcher 0.1.8…
          Downloading args 1.6.0…
          Downloading shelf 0.7.9…
          Downloading vm_service 5.5.0…
          Downloading sse 3.6.0…
          Downloading logging 0.11.4…
          Downloading uuid 2.2.2…
          Downloading async 2.4.2…
          Downloading mime 0.9.7…
          Downloading crypto 2.1.5…
          Downloading webkit_inspection_protocol 0.7.4…
          Downloading stack_trace 1.9.6…

        Failed to rename directory because access was denied.
        This may be caused by a virus scanner or having a file
        in the directory open in another application.
        pub finished with exit code 1
        son olarak aldığım ekran