Ubuntu protobuf 编译生成pb.cc和pb.h后,pb.h报错

Ubuntu18.04 vscode 根据protobuf官方文档的例子操作,编译addressbook.proto生成.pb.h和.pb.cc文件,.pb.h文件报错

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addressbook.proto文件:

syntax = "proto2";

package tutorial;

message Person {
  optional string name = 1;
  optional int32 id = 2;
  optional string email = 3;

  enum PhoneType {
    MOBILE = 0;
    HOME = 1;
    WORK = 2;
  }

  message PhoneNumber {
    optional string number = 1;
    optional PhoneType type = 2 [default = HOME];
  }

  repeated PhoneNumber phones = 4;
}

message AddressBook {
  repeated Person people = 1;
}

pb.h有花括弧不匹配?

确定文件生产的没有问题,看着第10行和35行是一样的,一个文件include 两次?