如何解决此错误
[ERROR:flutter / lib / ui / ui_dart_state.cc(148)]未处理的异常: FormatException:输入的意外结束(在字符1)E / flutter (11841):E / flutter(11841):^ E / flutter(11841):E / flutter(11841):
0 _ChunkedJsonParser.fail(dart:convert / runtime / libconvert_patch.dart:1357:5)E / flutter(11841):
1 _ChunkedJsonParser.close(dart:convert / runtime / libconvert_patch.dart:510:7)E / flutter(11841):
2 _parseJson(dart:convert / runtime / libconvert_patch.dart:30:10)E / flutter(11841):#3 JsonDecoder.convert
(dart:convert / json.dart:491:36)E / flutter(11841):#4
JsonCodec.decode(dart:convert / json.dart:149:41)E / flutter(11841):#5 storeSync(package:reborn_next_job02 / Cache / syncApi.dart:19:29) E / flutter(11841):E / flutter(11841):#6
_ListPageState.initState。 (包:reborn_next_job02 / ui / AssetRegisters.dart:54:9)E / flutter (11841):#7 _rootRunUnary(dart:async / zone.dart:1132:38) E / flutter(11841):#8 _CustomZone.runUnary (dart:async / zone.dart:1029:19)E / flutter(11841):#9
_CustomZone.runUnaryGuarded(dart:async / zone.dart:931:7)E / flutter(11841):#10 _CustomZone.bindUnaryCallbackGuarded。 (dart:async / zone.dart:968:26)E / flutter(11841):#11
_rootRunUnary(dart:async / zone.dart:1136:13)E / flutter(11841):#12 _CustomZone.runUnary(dart:async / zone.dart:1029:19)E / flutter(11841):#13 _CustomZone。 bindUnaryCallback。 (dart:async / zone.dart:952:26)E / flutter(11841):#14
_Timer._runTimers(dart:isolate / runtime / libtimer_impl.dart:382:19)E / flutter(11841):#15 _Timer._handleMessage (dart:isolate / runtime / libtimer_impl.dart:416:5)E / flutter(11841):#16 _RawReceivePortImpl._handleMessage(dart:isolate / runtime / libisolate_patch.dart:171:12)
syncApi.dart
storeSync(String url, String token) async {
final response = await http.get(
'$url/v1.0/SyncDataTable',
headers: {'Authorization': 'Bearer $token'},
);
final jsonResponse = json.decode(response.body);
SyncModel model = SyncModel.fromJson(jsonResponse);
int length = model.data.length;
HelperSync().display()).elementAt(i)?.syn_ChangeSequence,
for (int i = 0; i < length; i++) {
if ((await HelperSync().display()).elementAt(i)?.syn_TableName == model.data[i].syn_TableName) {
if ((await HelperSync().display()).elementAt(i)?.syn_ChangeSequence != model.data[i].syn_ChangeSequence) {
switch (i) {
case 21:
{
await HelperDatabase1().storeRegister(url, token);
}
break;
}
}
}
}
}