【JSON parse error: syntax error, expect {, actual error, pos 0, fastjson-version 1.2.58; nested exception is com.alibaba.fastjson.JSONExcetion: syntax error, except {, actual error, pos ...】的更多相关文章

JSON parse error: syntax error, expect {, actual error, pos 0, fastjson-version 1.2.58; nested exception is com.alibaba.fastjson.JSONExcetion: syntax error, except {, actual error, pos ...

这个报错信息告诉你,你提交的参数需要是json类型.所以,POST请求携带的数据需要序列化一下json.dumps(data).…

JSON parse error: default constructor not found. class java.time.YearMonth; nested exception is com.alibaba.fastjson.JSONException: default constructor not found. class java.time.YearMonth

java8新出的YearMonth可以方便的用来表示某个月.我的项目中使用springmvc来接收YearMonth类型的数据时发现 x-www-from-urlencoded 格式的数据可以使用"2018-12"的类型接收,但是在post请求中 接收application/json的数据时出现以下错误 2020-02-18 11:18:25.284 WARN 16212 --- [nio-8090-exec-2] .w.s.m.s.DefaultHandlerExceptionRes…

JSON parse error: Can not deserialize instance of java.lang.String out of START_OBJECT token; nested exception is com.fasterxml.jackson.databind.JsonMappingException: Can not deserialize instance of j

异常信息如下: JSON parse error: Can not deserialize instance of java.lang.String out of START_OBJECT token; nested exception is com.fasterxml.jackson.databind.JsonMappingException: Can not deserialize instance of java.lang.String out of START_OBJECT token…

Java使用dom4j读取xml时报错：org.dom4j.DocumentException: Error on line 2 of document : Invalid byte 2 of 2-byte UTF-8 sequence. Nested exception: Invalid byte 2 of 2-byte UTF-8 sequence

1.Java使用dom4j读取xml时报错: org.dom4j.DocumentException: Error on line 2 of document  : Invalid byte 2 of 2-byte UTF-8 sequence. Nested exception: Invalid byte 2 of 2-byte UTF-8 sequence 2.错误原因: 接口返回的诗句编码是GBK,而我们代码中虽然指定了InputSource的编码,但是没有对解析xml时进行编码. 3.未…

### Error querying database. Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLException: An attempt by a client to chec

数据库连接超时,是数据库连接时的相关配置写错,例如:数据库密码,驱动等问题…

JSON parse error: No suitable constructor found for type

错误信息: 2019-02-19 09:17:58,678 [http-nio-8080-exec-1] WARN org.springframework.web.servlet.mvc.support.DefaultHandlerExceptionResolver - Failed to read HTTP message: org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error:…

com.alibaba.fastjson.JSONException: exepct '[', but error, pos 1, json : %255B%257B%2522list%2522%253A%255B%257B%2522itemId%2522%253A1369331%252C%2522num%2522%253A2%257D%255D%257D%255

com.alibaba.fastjson.JSONException: exepct '[', but error, pos 1, json : %255B%257B%2522list%2522%253A%255B%257B%2522itemId%2522%253A1369331%252C%2522num%2522%253A2%257D%255D%257D%255D at com.alibaba.fastjson.parser.DefaultJSONParser.parseArray(Defau…

阿里巴巴 fastjson-1.2.12.jar json解析异常java.lang.ClassFormatError: Invalid method Code length 66865 in class file com/alibaba/fastjson/serializer/ASMSerializer_6_UserKdlb

承接上篇:fastjson反序列化LocalDateTime失败的问题java.time.format.DateTimeParseException: Text '2019-05-24 13:52:11' could not be parsed at index 10 之前在线上用的版本是fastjson-1.2.7.jar 一切正常,更换以后时间解析看似一切正常. 因为在系统中设计json反序列化的地方比较多,刚刚放到生产环境,app那边的接口报错了 java.lang.ClassFormat…

redis通过json方案存取对象com.alibaba.fastjson.JSONException: syntax error, expect

问题描述: redis基于json方案存取对象时报错:com.alibaba.fastjson.JSONException: syntax error, expect com.alibaba.fastjson.JSONException: syntax error, expect {, actual [, pos 0 记一次FastJSON和Jackson解析json时遇到的中括号问题 突然发现自己取值的时候写法不对: User jsonGetUser = JSON.parseObject(st…

Caused by: com.alibaba.fastjson.JSONException: syntax error, expect {, actual [, pos 0, fastjson-version 1.2

环境: vue.js 问题: 当添加评论时 重新查询数据刷新数据控制台异常Caused by: com.alibaba.fastjson.JSONException: syntax error, expect {, actual [, pos 0, fastjson-version 1.2 解决 controller类查询返回的是List<Object>  类型的数据  前端接收数据data应该定义为 [ ] 中括号的类型 原因:我是用的是{ }接收的 前端页面 controller 类…