When the exception was thrown, this was the stack:
#0 _HttpClient._openUrl (dart:_http/http_impl.dart:2282:9)
#1 _HttpClient.openUrl (dart:_http/http_impl.dart:2200:7)
#2 IOClient.send (package:http/src/io_client.dart:31:37)
#3 HttpFileService.get (package:flutter_cache_manager/src/web/file_service.dart:32:44)
#4 WebHelper._download (package:flutter_cache_manager/src/web/web_helper.dart:76:25)
...
Image provider: CachedNetworkImageProvider("", scale: 1.0)
Image key: CachedNetworkImageProvider("", scale: 1.0): CachedNetworkImageProvider("", scale: 1.0)