小编sam*_*nle的帖子

我正在尝试从远程服务器获取图像。我不断收到此错误：

  Warning database has been locked for 0:00:10.000000. 
  Make sure you always use the transaction object for database operations during a transaction

之后我的应用程序崩溃了。

Widget carousel = new Container(
      height: 200,
      child: FutureBuilder<List<String>>(
          future: getPropImgs(),
          builder: (context, snapshot) {
            if (snapshot.hasData) {
              return new Carousel(
                
                boxFit: BoxFit.cover,
                images: snapshot.data.map((f) {
                  return new CachedNetworkImage(
                    imageUrl: f.toString(),
                    imageBuilder: (context, imageProvider) => Container(
                      decoration: BoxDecoration(
                        image: DecorationImage(
                            image: imageProvider,
                            fit: BoxFit.cover,
                            colorFilter:
                                ColorFilter.mode(Colors.blue, BlendMode.dstIn)),
                      ),
                    ),
                    placeholder: (context, url) => Center(
                        child: Container(
                            height: …