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## Command
```
flutter --no-color run --machine --track-widget-creation --device-id=00008101-001831223CB8001E --start-paused --dart-define=flutter.inspector.structuredErrors=true lib/main.dart
```
…
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Hey. I have a build of Chromium with a custom Sensor object, and I'm trying to bind to it. The Sensor is similar to this one found in `html_dart2js.dart`:
```
@Native("Accelerometer")
class Accel…
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```
StateError: Bad state: Stream has already been listened to.
File "stream_controller.dart", line 678, in _StreamController._subscribe
File "stream_controller.dart", line 828, in _ControllerS…
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### Description
Hi everyone!
My users from my app in production are complaining from an issue and it's been one week I'm trying to debug it to know if it's a problem in my code or a bug in Ampli…
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Hi,
Using `StreamController` you can test if the sink is closed by checking the `isClosed` property:
```dart
if (StreamController.isClosed) return;
// we push data to the controller
```
but …
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I use **emit.foreach** to get **List genders & List nationalities**
how can get **multi data in one emit.forEach** ?
**From:**
```
await emit.forEach(
_repo.watchGender(),
onData: (…
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**Describe the bug**
After reaching a breakpoint, hovering on a variable crashes Flutter application with this error:
```console
Unhandled exception:
FormatException: Invalid radix-10 number (…
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## Command
```
flutter run --machine
```
## Steps to Reproduce
1. ...
2. ...
3. ...
## Logs
StateError: Bad state: Stream has already been listened to.
```
#0 _StreamController._su…
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**Is your feature request related to a problem? Please describe.**
I spewed out a bunch of words in the title there, but basically there are cases where a certain piece of data might be acquired from…
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When I use hot reload, this error will be reported on 1.0.2. Strangely, I saw a more detailed description of 1.0.2 that fixed this error.
The following StateError was thrown building RawSlideCountd…