/usr/bin/ld: warning: libprotobuf.so.17, needed by /home/gaoithe/project/python/code/Lidar_AI_Solution/CUDA-CenterPoint/3rdparty/libspconv/lib/x86_64/libspconv.so, not found (try using -rpath or -rpath-link)
usr/bin/ld: /home/gaoithe/project/python/code/Lidar_AI_Solution/CUDA-CenterPoint/3rdparty/libspconv/lib/x86_64/libspconv.so: undefined reference to `google::protobuf::internal::RegisterAllTypes(google::protobuf::Metadata const*, int)'
 

解决方法：

wget https://github.com/protocolbuffers/protobuf/releases/download/v3.6.1/protobuf-cpp-3.6.1.tar.gz
tar -xzvf protobuf-cpp-3.6.1.tar.gz
cd protobuf-3.6.1

./configure
make
sudo make install

配置 LD_LIBRARY_PATH