K3WISE移动云管理平台 设置向导打不开

如图，已经安装了framework4.0 换4.5，也一样的错误。错误日志：Time: 2016-09-13 14:07:28 Err: Window_Loaded , 201507211951 , 错误消息:Unexpected character encountered while parsing value: <. Line 1, position 1.----错误源:Newtonsoft.Json.Net20----错误位置: at Newtonsoft.Json.JsonTextReader.ParseValue(Char currentChar)
at Newtonsoft.Json.JsonTextReader.ReadInternal()
at Newtonsoft.Json.JsonTextReader.Read()
at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.ReadForType(JsonReader reader, Type t, JsonConverter propertyConverter)
at Newtonsoft.Json.Serialization.JsonSerializerInternalReader.Deserialize(JsonReader reader, Type objectType)
at Newtonsoft.Json.JsonSerializer.DeserializeInternal(JsonReader reader, Type objectType)
at Newtonsoft.Json.JsonConvert.DeserializeObject(String value, Type type, JsonSerializerSettings settings)
at Newtonsoft.Json.JsonConvert.DeserializeObject(String value)
at K3.LIGHTAPP.Wizard.MainWindow.GetAppInfoFromSVS()
at K3.LIGHTAPP.Wizard.MainWindow.b__17()