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ANR Crash Rate on Android - 0.91%



Subject: ANRs on Android WebView (version 1.0.4)

Hi Median team,

We’re seeing ANRs on our Android app (package: com.underwritten.app, version 1.0.4) in Google Play Console.

User-perceived ANR rate is currently 0.91%. Crash rate is 0%.

The ANR reports are all related to the Chromium WebView, mainly:

  • Input dispatching timed out (No focused window)
  • android::uirenderer::ThreadBase::waitForWork
  • Chromium-SystemWebViewGoogle6432
  • android.os.MessageQueue.nativePollOnce
  • Slow Binder calls

These appear to be WebView main-thread blocking issues.

Do you have any recommended fixes, settings, or a newer Median version that reduces these ANRs for webview apps?

Thanks