Assertion `px != 0' failed

• 错误信息

/usr/include/boost/smart_ptr/shared_ptr.hpp:646: typename boost::detail::sp_dereference<t>::type boost::shared_ptr<t>::operator*() const [with T = pcl::PointCloud<pcl::pointxyz>; typename boost::detail::sp_dereference<t>::type = pcl::PointCloud<pcl::pointxyz>&]: Assertion `px != 0' failed. Aborted (core dumped)

Assertion ‘px != 0‘ failed. means that you‘re using a boost::shared_ptr before it‘s initialized somewhere.

• 参考
  https://answers.ros.org/question/206116/publish-point-cloud-xyz/

Assertion `px != 0' failed

原文：https://www.cnblogs.com/ChrisCoder/p/10078353.html