title: Flutter Sending signal. Lost connection to device. error
body: <p>When i change the screen with bottom navigation bar then my application crash and closing,
  How can i fix this sitiuation.</p>
  <p>when i add google map then i get this issiue.</p>
  <p>Here my code first screen code;</p>
  <pre><code>      body: Stack(
          alignment: Alignment.topCenter,
          children: [
            GoogleMap(
              myLocationButtonEnabled: true,
              mapType: MapType.normal,
              tiltGesturesEnabled: true,
              compassEnabled: true,
              scrollGesturesEnabled: true,
              zoomControlsEnabled: true,
              onMapCreated: (GoogleMapController controller){
                _controller = controller;
              },
              initialCameraPosition: _initialCameraPosition,),
            SlidingUpPanel(
              borderRadius: const BorderRadius.only(
                  topLeft: Radius.circular(15), topRight: Radius.circular(15)),
              color: const Color.fromRGBO(235, 243, 249, 1),
              maxHeight: panelHightOpen,
              minHeight: panelHightClosed,
              panel: Column(
                children: [
                  Padding(
                    padding: const EdgeInsets.all(8.0),
                    child: Container(
                      width: context.dynamicWidth(0.2),
                      height: context.dynamicWidth(0.010),
                      decoration: BoxDecoration(
                        borderRadius: BorderRadius.circular(10),
                        color: AppColors.buttonColor,
                      ),
                    ),
                  ),
                  Text(
                    'Show all profiles',
                    textAlign: TextAlign.center,
                    style: context.theme.textTheme.bodyText2!.copyWith(
                        color: AppColors.textColors, fontWeight: FontWeight.w400),
                  ),
                ],
              ),
            ),
            Positioned(
              right: 20,
              bottom: fabHeight,
              child: SpeedDial(
                
                animatedIcon: AnimatedIcons.home_menu,
                children: [
                  SpeedDialChild(
                    child: const Icon(Icons.abc),
                  ),
                  SpeedDialChild(
                    child: const Icon(Icons.abc),
                  ),
                  SpeedDialChild(
                    child: const Icon(Icons.abc),
                  ),
                ],
              ),
            ),
          ],
        ),
      );
  </code></pre>
  <p>And here my second screen code;</p>
  <pre><code>return  Scaffold(
    appBar: AppBar(
      leading: IconButton(onPressed: (){
        Navigator.pushNamed(context, '/main');
      }, icon: const Icon(Icons.arrow_back, color: Colors.black,)),
    ),
    body: Center(
      child: Text('MESSAGE SCREEN'),
    ),
  );
  </code></pre>
  <p>Note: This error not between the two screen. It's happen another bottom nav bar screen</p>