2. it技术
  3. The server cannot or will not process the request due to something that is perceived to be a client

The server cannot or will not process the request due to something that is perceived to be a client

it2026-04-12  2

前端传到后台的类型和实体类中的字段类型不一致 ，前端传了带小数点的值到后台，而后台声明的类型是Integer

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