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Performance Page doesn't work on VS Code #3132

@mbokinala

Description

@mbokinala

Steps to Reproduce

  1. Run flutter app in profile mode through VS Code
  2. Open flutter devtools through command palette
  3. Select 'Open Performance Page'

Expected results
DevTools performance page should appear

Actual results
"The performance screen is not available for this application" shows up.
image

[✓] Flutter (Channel stable, 2.2.2, on macOS 11.2.3 20D91 darwin-x64, locale en-US)
    • Flutter version 2.2.2 at /Users/mbokinala/Desktop/code/flutter
    • Framework revision d79295af24 (5 days ago), 2021-06-11 08:56:01 -0700
    • Engine revision 91c9fc8fe0
    • Dart version 2.13.3

[✓] Android toolchain - develop for Android devices (Android SDK version 30.0.2)
    • Android SDK at /Users/mbokinala/Library/Android/sdk
    • Platform android-30, build-tools 30.0.2
    • ANDROID_HOME = /Users/mbokinala/Library/Android/sdk
    • Java binary at: /Applications/Android Studio.app/Contents/jre/jdk/Contents/Home/bin/java
    • Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6222593)
    • All Android licenses accepted.

[!] Xcode - develop for iOS and macOS
    ✗ Xcode installation is incomplete; a full installation is necessary for iOS development.
      Download at: https://developer.apple.com/xcode/download/
      Or install Xcode via the App Store.
      Once installed, run:
        sudo xcode-select --switch /Applications/Xcode.app/Contents/Developer
        sudo xcodebuild -runFirstLaunch
    • CocoaPods version 1.10.1

[✓] Android Studio (version 4.0)
    • Android Studio at /Applications/Android Studio.app/Contents
    • Flutter plugin version 50.0.1
    • Dart plugin version 193.7547
    • Java version OpenJDK Runtime Environment (build 1.8.0_242-release-1644-b3-6222593)

[✓] VS Code (version 1.57.0)
    • VS Code at /Applications/Visual Studio Code.app/Contents
    • Flutter extension version 3.23.0

[✓] Connected device (1 available)
    • Moto E 4 (mobile) • 10.0.0.57:5555 • android-arm • Android 7.1.1 (API 25)

! Doctor found issues in 1 category.


Another user found something similar in #84676, but I believe @TahaTesser mentioned in a comment that the performance tab was still working at that time.

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