catkin_make question

[cml3028]

Hello, I'm reproducing your code. When catkin_make, I encountered "requires GCC version > = 8". Before I install gcc8 This problem still occurs after 3? How do you solve this problem? Looking forward to your reply.

In file included from /home/cml/remvert_ws/src/removert/src/utility.cpp:1:0: /home/cml/remvert_ws/src/removert/include/removert/utility.h:70:10: fatal error: filesystem: no such file or directory #include // requires gcc version >= 8 ^~~~~~~~~~~~ In file included from /home/cml/remvert_ws/src/removert/include/removert/RosParamServer.h:3:0, from /home/cml/remvert_ws/src/removert/src/RosParamServer.cpp:1: /home/cml/remvert_ws/src/removert/include/removert/utility.h:70:10: fatal error: filesystem: no such file or directory

[arjunskumar]

@cml3028 please try this

sudo apt install software-properties-common
sudo add-apt-repository ppa:ubuntu-toolchain-r/test
sudo apt install gcc-7 g++-7 gcc-8 g++-8 gcc-9 g++-9

sudo update-alternatives --config gcc # select the version you want

[cml3028]

thank you for your reply!