make失败 no type named ‘type’ in ‘struct std::enable_if<false, void***>’ #71
Description
源码编译安装TarsFramework最新代码成功，TasrWeb可成功访问，TarsWeb上显示的版本如下：
web:2.4.20
framework:3.0.2
下载DCache源码编译，make时出错，错误信息如下：
/usr/local/tars/cpp/include/tup/TarsJson.h:713:28: 附注： template argument deduction/substitution failed:
/usr/local/tars/cpp/include/tup/TarsJson.h: In substitution of ‘template<class T> static tars::JsonValueObjPtr tars::JsonOutput::writeJson(const T&, typename std::enable_if<std::is_convertible<T*, tars::TarsStructBase*>::value, void***>::type) [with T = std::map<DCache::StatPropMsgHead, DCache::StatPropMsgBody>]’:
/dCacheSrc/DCache/src/PropertyServer/Property.h:1855:88: required from here
/usr/local/tars/cpp/include/tup/TarsJson.h:713:28: 错误：no type named ‘type’ in ‘struct std::enable_if<false, void***>’
make[2]: *** [src/PropertyServer/CMakeFiles/PropertyServer.dir/PropertyDbManager.cpp.o] 错误 1
make[1]: *** [src/PropertyServer/CMakeFiles/PropertyServer.dir/all] 错误 2
make: *** [all] 错误 2